25 983 641 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
155718775561479778969	21	67.1	2011-11-17 00:16:17

Status	Date	User	Residue	Shift
Verified (Factored)	2004-11-22	Justin Dame	560FC026C4BD068B	17193396

History

Date	User	Type	Result
2011-11-17	Carsten Kossendey	F	Factor: 155718775561479778969
2011-11-17	Carsten Kossendey	NF	no factor from 2^67 to 2^71

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