112131323
This number is a prime.
Single Curio View: (Seek other curios for this number)
The prime 112131323 is the concatenation of 1, 1, 2, 1, 3,
1, 3, 2, 3; which is the number of prime factors of
Mersenne number M(n) = 2^n - 1 from n = 2 to n = 10
(counted with multiplicity), or from n+1 to 10 if we allow
a left-most digit of 0. [Post]
Submitted: 2008-12-27 02:11:23; Last Modified: 2008-12-29 14:43:01.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell