Prime Curios!: 1556

1556
(another Prime Pages' Curiosity)

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This number, whose reversal is prime, is the sum of the squares of the first 9 primes: 1556 = 2^2 * 389 = 2^2 + 3^2 + 5^2 + 7^2 + 11^2 + 13^2 + 17^2 + 19^2 + 23^2. [Post]

Submitted: 2009-04-19 00:35:28; Last Modified: 2009-04-19 09:17:58.