57 959 047 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
8938505584137688197894121	25	82.9	2012-12-06 05:17:07

P-1 factors

Date	Factor	B1	B2
2012-12-06	8938505584137688197894121	860000	0

History

Date	User	Type	Result
2022-06-29	LordJulius	NF	no factor from 2^60 to 2^63
2012-12-06	Jerry Hallett	F-PM1	Factor: 8938505584137688197894121
2012-09-09	kdgehman	NF	no factor from 2^72 to 2^73
2011-10-07	phoenicis	NF	no factor from 2^71 to 2^72
2011-10-07	phoenicis	NF	no factor from 2^70 to 2^71
2011-06-19	Eric Landquist	NF	no factor from 2^69 to 2^70
2011-04-29	David Barley	NF	no factor from 2^68 to 2^69
2009-07-31	Per Jessen	NF	no factor from 2^67 to 2^68
2009-03-15	chrisrogers	NF	no factor from 2^66 to 2^67
2009-03-15	Aldo Corsa	NF	no factor from 2^65 to 2^66
2009-03-13	Aldo Corsa	NF	no factor from 2^64 to 2^65
2009-01-11	Mor Ben-Ephraim	NF	no factor from 2^63 to 2^64