Prime Curios!: 72

72
(another Prime Pages' Curiosity)

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The smallest number that can be expressed as a sum of two primes, each ending with the digit 1, in two different ways (72 = 11 + 61 = 31 + 41). [Schlesinger]

Submitted: 2003-06-10 11:24:16; Last Modified: 2008-01-30 11:28:00.