Prime Curios!: 2357

2357
(another Prime Pages' Curiosity)

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2357 can be expressed as the repdigit sum of its (prime) digits: 2222 + 3 + 55 + 77. Note that the latter summands concatenate, in some appropriate order, into a prime, in three different ways all starting with "55": 553222277, 552222773, 557722223. [Beedassy]

Submitted: 2009-05-28 17:14:47; Last Modified: 2009-05-28 17:40:13.