237375311
This number is a prime.
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(237375311 + k*118560155)*109# + 1 (for k =
0, 1, ... , 14) is the largest known case of 15 primes in
arithmetic progression as of September 2009 (Mike Oakes).
Note that 109 is prime and so is the reversal of 118560155. [Beedassy]
Submitted: 2009-09-26 18:37:58; Last Modified: 2009-09-26 19:14:17.
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