Prime Curios!: 2991

2991
(another Prime Pages' Curiosity)

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The smallest number with two prime factors summing to 1000 -- curiously with three digits the same as the previous number (2491) with prime factors summing to a power of ten.

Submitted: 2004-01-23 07:58:03; Last Modified: 2008-01-30 11:28:00.