72 865 847 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
30708512844223453578337	23	74.7	2014-11-07 23:21:21

P-1 factors

Date	Factor	B1	B2
2014-11-07	30708512844223453578337	670000	0

History

Date	User	Type	Result
2014-11-07	Fabrice Bellet	F-PM1	Factor: 30708512844223453578337 / (P-1, B1=670000)
2014-11-02	kdgehman	NF	no factor from 2^73 to 2^74
2014-11-02	kdgehman	NF	no factor from 2^72 to 2^73
2014-11-02	kdgehman	NF	no factor from 2^71 to 2^72
2012-12-19	kdgehman	NF	no factor from 2^70 to 2^71
2012-12-19	kdgehman	NF	no factor from 2^69 to 2^70
2010-06-10	gangho	NF	no factor from 2^68 to 2^69
2010-05-29	Net_Force	NF	no factor from 2^67 to 2^68
2010-05-26	E.Lechner	NF	no factor from 2^66 to 2^67
2010-05-24	S00030	NF	no factor from 2^65 to 2^66
2010-05-23	-Anonymous-	NF	no factor from 2^64 to 2^65
2008-09-19	Wojciech Florek	NF	no factor to 2^64