10000000000000
List of numbers Integers ←1001011021031041051061071081091010101110121013
Cardinal	Ten trillion (short scale) Ten billion (long scale) Ten thousand billion Ten million million
Ordinal	10000000000000th (ten trillionth, short scale)
Factorization	213 513
Divisors	196 total
Greek numeral	${\displaystyle \stackrel{\iota }{\mathrm{M}}}$
Roman numeral	N/A,n/a
Binary	100100011000010011100111001010100000000000002
Ternary	10221012222020120200202111013
Senary	331335341450241446
Octal	2214116345200008
Duodecimal	115609792505412
Hexadecimal	9184E72A00016
Arabic	١٠٠٠٠٠٠٠٠٠٠٠٠٠
Bengali	১০০০০০০০০০০০০০
Devanagari	१०००००००००००००
Khmer	១០០០០០០០០០០០០០
Tamil	க௦௦௦௦௦௦௦௦௦௦௦௦௦
Thai	๑๐๐๐๐๐๐๐๐๐๐๐๐๐ (สิบล้านล้าน)

10,000,000,000,000 (ten trillion on the short scale;ten billion on the long scale; ten thousandbillion; ten millionmillion) is thenatural number following9,999,999,999,999 and preceding 10,000,000,000,001. It is known as 10000 arab, 100 kharab, 10lakhcrore, or 1nil in theIndian numbering system.

10,000,000,000,000 has the following properties and usage:

• It iseven,composite,abundant,polite,practical,frugal, andregular. It is also aperfect power and aharshad number.
• It is written in scientific notation as1 × 10¹³ or10¹³ (1E+13 or simply1E13 inE notation).
• It has a total of 196 divisors (182 even, 14 odd). All divisors are displayed below:

1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 625, 640, 800, 1000, 1024, 1250, 1280, 1600, 2000, 2048, 2500, 2560, 3125, 3200, 4000, 4096, 5000, 5120, 6250, 6400, 8000, 8192, 10000, 10240, 12500, 12800, 15625, 16000, 20000, 20480, 25000, 25600, 31250, 32000, 40000, 40960, 50000, 51200, 62500, 64000, 78125, 80000, 100000, 102400, 125000, 128000, 156250, 160000, 200000, 204800, 250000, 256000, 312500, 320000, 390625, 400000, 500000, 512000, 625000, 640000, 781250, 800000, 1000000, 1024000, 1250000, 1280000, 1562500, 1600000, 1953125, 2000000, 2500000, 2560000, 3125000, 3200000, 3906250, 4000000, 5000000, 5120000, 6250000, 6400000, 7812500, 8000000, 9765625, 10000000, 12500000, 12800000, 15625000, 16000000, 19531250, 20000000, 25000000, 25600000, 31250000, 32000000, 39062500, 40000000, 48828125, 50000000, 62500000, 64000000, 78125000, 80000000, 97656250, 100000000, 125000000, 128000000, 156250000, 160000000, 195312500, 200000000, 244140625, 250000000, 312500000, 320000000, 390625000, 400000000, 488281250, 500000000, 625000000, 640000000, 781250000, 800000000, 976562500, 1000000000, 1220703125, 1250000000, 1562500000, 1600000000, 1953125000, 2000000000, 2441406250, 2500000000, 3125000000, 3200000000, 3906250000, 4000000000, 4882812500, 5000000000, 6250000000, 7812500000, 8000000000, 9765625000, 10000000000, 12500000000, 15625000000, 16000000000, 19531250000, 20000000000, 25000000000, 31250000000, 39062500000, 40000000000, 50000000000, 62500000000, 78125000000, 80000000000, 100000000000, 125000000000, 156250000000, 200000000000, 250000000000, 312500000000, 400000000000, 500000000000, 625000000000, 1000000000000, 1250000000000, 2000000000000, 2500000000000, 5000000000000, 10000000000000

• The sum of all divisors of 10¹³, including itself, is 24,998,474,116,998.
• It has anEuler totient of 4,000,000,000,000, and analiquot sum of 14,998,474,116,998.
• There are a total of 346,065,536,839 positiveprimes less than 10¹³.^[1]
• Below is the list of basic calculations of 10,000,000,000,000:

	Multiplication ${\displaystyle \text{10,000,000,000,000 }\times \text{ x}}$	Division ${\displaystyle \text{10,000,000,000,000 }÷\text{ x}}$	Exponentiation ${\displaystyle {\text{10,000,000,000,000}}^{\text{x}}}$	nth root ${\displaystyle \sqrt[\text{x}]{\text{10,000,000,000,000}}}$
2	20,000,000,000,000	5,000,000,000,000	1026	≈3,162,277.6602
3	30,000,000,000,000	3,333,333,333,333.3	1039	≈21,544.3469
4	40,000,000,000,000	2,500,000,000,000	1052	≈1,778.2794
5	50,000,000,000,000	2,000,000,000,000	1065	≈398.1072
6	60,000,000,000,000	1,666,666,666,666.6	1078	≈146.7799
7	70,000,000,000,000	1,428,571,428,571.428571	1091	≈71.9686
8	80,000,000,000,000	1,250,000,000,000	10104	≈42.1697
9	90,000,000,000,000	1,111,111,111,111.1	10117	≈27.8256
10	100,000,000,000,000	1,000,000,000,000	10130	≈19.9526

• 10,000,000,000,000 was used inBanknotes of Zimbabwe: 2008 banknote series circulated due to the intensehyperinflation in Zimbabwe during the 2008-2009 period.

• 10,000,000,000,037 : smallest 14-digitprime number^[2]
• 10,000,002,437,316 : smallest 14-digittriangular number, 4,472,136th triangular number^[3][4]
• 10,153,507,819,457 : 177thMarkov number^[5]
• 10,445,360,463,871 : 38thWoodall number^[6]
• 10,610,209,857,723 : 64thFibonacci number
• 11,038,251,159,312 : number of 51-bead necklaces (turning over is allowed) where complements are equivalent^[7]
• 11,111,111,111,111 :repunit
• 11,258,999,739,560 : number of 50-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed^[8]
• 13,046,940,568,625 : number of series-reduced planted trees with 48 nodes^[9]
• 13,432,403,613,621 : number of secondary structures of RNA molecules with 37 nucleotides^[10]
• 13,933,569,346,707 : 32ndMotzkin number^[11]
• 13,974,537,376,800 : 75thsuperabundant number^[12]
• 14,173,019,355,266 : 178th Markov number
• 14,235,090,298,445 : 179th Markov number
• 14,622,039,889,385 : 180th Markov number
• 15,988,960,048,321 : 181st Markov number
• 17,167,680,177,565 : 65th Fibonacci number, 182nd Markov number
• 18,367,353,072,152 : 26thCatalan number^[13]
• 18,632,716,502,400 : 76th superabundant number
• 18,696,424,380,481 : 183rd Markov number
• 19,374,186,136,140 : 41stWedderburn-Etherington number^[14]
• 19,696,509,177,019 : 16thalternating factorial^[15]

• 20,922,789,888,000 = 16!
• 20,922,789,888,136 : 16thfactoriangular number^[16]
• 21,246,581,423,810 : 184th Markov number
• 21,300,003,689,580 : 36thPell number^[17]
• 21,440,476,741,631 : 39th Woodall number
• 21,651,955,485,304 : number of 52-bead necklaces (turning over is allowed) where complements are equivalent
• 22,076,468,764,192 : number of 51-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed
• 22,222,222,222,222 :repdigit
• 22,592,065,572,301 : 185th Markov number
• 24,351,056,611,103 : number of (unordered, unlabeled) rooted trimmedtrees with 39 nodes^[18]
• 26,500,373,448,281 : 186th Markov number
• 27,673,060,569,305 : number of series-reduced planted trees with 49 nodes
• 27,777,890,035,288 : 66th Fibonacci number
• 27,949,074,753,600 : 77th superabundant number

• 30,901,824,368,813 : 187th Markov number
• 31,801,503,090,601 : 188th Markov number
• 32,607,253,879,200 : 78th superabundant number
• 33,333,333,333,333 : repdigit
• 33,843,022,209,066 : number of secondary structures of RNA molecules with 38 nucleotides
• 36,332,699,889,481 : 189th Markov number
• 38,596,477,083,550 : number of square (0,1)-matrices without zero rows and with exactly 12 entries equal to 1^[19]

• 40,002,464,776,083 : 33rd Motzkin number
• 40,081,787,109,376 : 25thautomorphic number^[20]
• 42,486,822,491,890 : number of 53-bead necklaces (turning over is allowed) where complements are equivalent
• 43,303,843,861,744 : number of 52-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed
• 43,520,999,798,747 : 50threpfigit^[21]
• 43,980,465,111,039 : 40th Woodall number
• 44,444,444,444,444 : repdigit
• 44,945,570,212,853 : 67th Fibonacci number, 190th Markov number
• 46,127,828,641,049 : 191st Markov number
• 46,384,328,517,112 : 42nd Wedderburn-Etherington number
• 47,574,827,600,981 : 21stSchröder–Hipparchus number^[22]
• 48,795,987,025,021 : 192nd Markov number

• 51,011,754,393,600 = 26!!
• 51,422,757,785,981 : 37th Pell number, 193rd Markov number
• 55,555,555,555,555 : repdigit
• 55,898,149,507,200 : 79th superabundant number
• 57,850,602,535,042 : 194th Markov number
• 58,734,306,828,191 : number of series-reduced planted trees with 50 nodes
• 59,918,212,890,625 : 26th automorphic number

• 60,941,642,779,903 : number of (unordered, unlabeled) rooted trimmed trees with 40 nodes
• 65,082,055,350,517 : 195th Markov number
• 65,214,507,758,400 : 80th superabundant number, 19thsuperior highly composite number^[23]
• 66,666,666,666,666 : repdigit
• 67,082,333,460,610 : 196th Markov number
• 68,275,077,901,156 : number ofposets with 15 unlabeled elements^[24]
• 69,533,550,916,004 : 27th Catalan number

• 72,723,460,248,141 : 68th Fibonacci number
• 73,224,462,646,361 : 197th Markov number
• 74,596,893,730,427 : 51th repfigit
• 77,777,777,777,777 : repdigit

• 80,902,026,460,669 : 198th Markov number
• 82,561,235,448,866 : 199th Markov number
• 83,400,061,453,514 : number of 54-bead necklaces (turning over is allowed) where complements are equivalent
• 84,973,577,874,916 : number of 53-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed
• 85,349,327,734,485 : number of secondary structures of RNA molecules with 39 nucleotides
• 88,888,888,888,888 : repdigit

• 90,159,953,477,631 : 41st Woodall number
• 93,139,301,545,921 : 200th Markov number
• 97,295,849,958,669 : 52nd repfigit
• 97,568,760,404,309 : 201st Markov number
• 97,821,761,637,600 : 81st superabundant number
• 99,999,999,999,973 : largest 14-digit prime number^[25]
• 99,999,999,999,999 : largest 14-digit number, repdigit

• Long and short scales
• Names of large numbers
• Orders of magnitude (numbers)
• Power of 10

• Integers
• Large numbers
• Powers of ten

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