Inmathematics, aninterprime is theaverage of two consecutiveoddprimes.[1] For example, 9 is an interprime because it is the average of 7 and 11. The first interprimes are:
Interprimes cannot be prime themselves (otherwise the primes would not have been consecutive).[1]
Since there are infinitely many primes, there are also infinitely many interprimes.
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