57 597 613 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
33121580870770222088233	23	74.8	2012-09-15 09:33:21

P-1 factors

Date	Factor	B1	B2
2012-09-15	33121580870770222088233	530000	9805000

History

Date	User	Type	Result
2022-06-28	LordJulius	NF	no factor from 2^60 to 2^63
2012-09-15	driveByUpgrades	F-PM1	Factor: 33121580870770222088233
2012-08-24	Craig Meyers	NF	no factor from 2^72 to 2^73
2012-06-08	Jerry Hallett	NF	no factor from 2^71 to 2^72
2011-06-23	Ungelovende	NF	no factor from 2^70 to 2^71
2011-06-23	Ungelovende	NF	no factor from 2^69 to 2^70
2011-04-23	Jeff Palmer	NF	no factor from 2^68 to 2^69
2009-05-31	raymondf	NF	no factor from 2^67 to 2^68
2009-01-31	Flavio	NF	no factor from 2^66 to 2^67
2009-01-14	Sturle Sunde	NF	no factor from 2^65 to 2^66
2009-01-14	Chris Smith	NF	no factor from 2^64 to 2^65
2009-01-10	James Heinrich	NF	no factor from 2^63 to 2^64