26 887 921 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
151173378139073821889	21	67.0	2011-11-15 12:09:31

Status	Date	User	Residue	Shift
Verified (Factored)	2005-07-17	John Somheil	59F27506E3A38704	11249780

History

Date	User	Type	Result
2011-11-15	Carsten Kossendey	F	Factor: 151173378139073821889
2011-11-15	Carsten Kossendey	NF	no factor from 2^67 to 2^71

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