977 321 671 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 2 known prime factors

Factored

Factor	Digits	Bits	Date
27974558404916017	17	54.6	2008-05-28 14:44:15
1276656301648659103	19	60.1	2015-12-23 16:29:24

History

Date	User	Type	Result
2015-12-23	Conductor	F	Factor: 1276656301648659103 / TF: 1-62

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