27 371 261 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
286481606418342392599	21	68.0	2011-11-13 09:11:51

Status	Date	User	Residue	Shift
Verified (Factored)	2005-11-13	Harold Reed	F27BE0872C53A4B1	3431528

History

Date	User	Type	Result
2011-11-13	Carsten Kossendey	F	Factor: 286481606418342392599
2011-11-13	Carsten Kossendey	NF	no factor from 2^67 to 2^71

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