78 916 241 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
2338500293335204791962681	25	81.0	2016-08-26 08:07:11

P-1 factors

Date	Factor	B1	B2
2016-08-26	2338500293335204791962681	665000	13300000

History

Date	User	Type	Result
2016-08-26	basey	F-PM1	Factor: 2338500293335204791962681 / (P-1, B1=665000, B2=13300000, E=12)
2016-08-16	AirSquirrels	NF	no factor from 2^74 to 2^75
2016-08-16	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-06-30	RichD0	NF	no factor from 2^72 to 2^73
2016-02-09	RichD0	NF	no factor from 2^71 to 2^72
2013-04-06	Clown_Royal	NF	no factor from 2^70 to 2^71
2011-03-01	Fred Cirera	NF	no factor from 2^69 to 2^70
2011-02-26	firejuggler	NF	no factor from 2^68 to 2^69
2010-12-12	Craig Meyers	NF	no factor from 2^67 to 2^68
2010-11-21	RV Lust	NF	no factor from 2^66 to 2^67
2010-11-15	Pi_Rho	NF	no factor from 2^65 to 2^66
2010-11-11	GrunwalderGIMP	NF	no factor from 2^64 to 2^65