31 841 827 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
199176391814128961927	21	67.4	2011-05-27 19:49:26

Status	Date	User	Residue	Shift
Verified (Factored)	2007-11-17	C. Cooper / S. Boone	247F1930FE929AA1	3093830

History

Date	User	Type	Result
2011-05-27	Ungelovende	F	Factor: 199176391814128961927

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