78 717 413 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
49031230777897061904113263	26	85.3	2016-06-30 14:53:27

P-1 factors

Date	Factor	B1	B2
2016-06-30	49031230777897061904113263	665000	13133750

History

Date	User	Type	Result
2016-06-30	basey	F-PM1	Factor: 49031230777897061904113263 / (P-1, B1=665000, B2=13133750, E=6)
2016-06-16	AirSquirrels	NF	no factor from 2^74 to 2^75
2016-06-16	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-06-16	AirSquirrels	NF	no factor from 2^72 to 2^73
2015-09-04	RichD0	NF	no factor from 2^71 to 2^72
2013-01-22	Milldang	NF	no factor from 2^70 to 2^71
2011-02-24	Zaja	NF	no factor from 2^69 to 2^70
2011-01-17	arnaud	NF	no factor from 2^68 to 2^69
2011-01-12	arnaud	NF	no factor from 2^67 to 2^68
2011-01-06	-Anonymous-	NF	no factor from 2^66 to 2^67
2011-01-06	-Anonymous-	NF	no factor from 2^65 to 2^66
2011-01-06	-Anonymous-	NF	no factor from 2^64 to 2^65