26 670 089 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
191780747372943839791	21	67.4	2011-11-27 23:23:36

Status	Date	User	Residue	Shift
Verified (Factored)	2005-02-18	Michael G. Fowler	BBE89CC59C6E1174	14851284

History

Date	User	Type	Result
2011-11-27	Carsten Kossendey	F	Factor: 191780747372943839791
2011-11-27	Carsten Kossendey	NF	no factor from 2^67 to 2^71

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