This number is a composite.
Single Curio View: (Seek other curios for this number)39 is the smallest positive integer which cannot be formed from the first four primes (used once each), using only the simple operations +, -, *, / and ^. [Hartley]
Submitted: 2002-09-11 00:28:54; Last Modified: 2008-01-30 11:28:00.
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