64 774 121 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
4482483231400685463302521	25	81.9	2013-12-11 15:25:37

P-1 factors

Date	Factor	B1	B2
2013-12-11	4482483231400685463302521	580000	11455000

History

Date	User	Type	Result
2022-03-30	LordJulius	NF	no factor from 2^60 to 2^63
2013-12-11	LaurV	F-PM1	Factor: 4482483231400685463302521
2013-12-09	LaurV	NF	no factor from 2^73 to 2^74
2013-12-07	electron1897	NF	no factor from 2^72 to 2^73
2013-11-11	AllRandom	NF	no factor from 2^71 to 2^72
2012-06-30	trif	NF	no factor from 2^70 to 2^71
2012-02-03	-Anonymous-	NF	no factor from 2^69 to 2^70
2009-12-30	Per Jessen	NF	no factor from 2^68 to 2^69
2009-12-24	-Anonymous-	NF	no factor from 2^67 to 2^68
2009-12-21	steinrar	NF	no factor from 2^66 to 2^67
2009-10-15	Sturle Sunde	NF	no factor from 2^65 to 2^66
2009-10-13	kompak	NF	no factor from 2^64 to 2^65
2009-06-02	markr	NF	no factor from 2^63 to 2^64