27 161 881 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
227773061887309036159	21	67.6	2012-04-18 06:11:36

Status	Date	User	Residue	Shift
Verified (Factored)	2005-02-02	C. Cooper / S. Boone	BA2832EAC613BDEC	19712349

History

Date	User	Type	Result
2012-04-18	Carsten Kossendey	F	Factor: 227773061887309036159
2012-04-18	Carsten Kossendey	NF	no factor from 2^67 to 2^71

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