7949

This number is a prime.

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10^79+49 is the nearest prime (emirp) to the “Universe number”. Note that 10^79 has been called the "Universe number" because it is considered a reasonable lower limit estimate for the number of atoms in the observable universe, (See PC79). [Loungrides]

Submitted: 2016-10-09 13:37:33; Last Modified: 2018-04-12 10:32:16.