78 843 613 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
203420316797910157008671	24	77.4	2016-08-26 12:31:49

P-1 factors

Date	Factor	B1	B2
2016-08-26	203420316797910157008671	665000	13300000

History

Date	User	Type	Result
2016-08-26	basey	F-PM1	Factor: 203420316797910157008671 / (P-1, B1=665000, B2=13300000, E=12)
2016-08-09	bwn	NF	no factor from 2^74 to 2^75
2016-07-08	ixfd64	NF	no factor from 2^73 to 2^74
2016-06-24	Matthias Wurtinger	NF	no factor from 2^72 to 2^73
2016-02-08	Judge Hale	NF	no factor from 2^71 to 2^72
2013-04-06	Clown_Royal	NF	no factor from 2^70 to 2^71
2011-01-03	Enrico_Silvagni	NF	no factor from 2^69 to 2^70
2010-12-25	S00030	NF	no factor from 2^68 to 2^69
2010-12-24	tmorrow	NF	no factor from 2^67 to 2^68
2010-12-21	KYOJI_KAMEI	NF	no factor from 2^66 to 2^67
2010-11-14	scrolllock	NF	no factor from 2^65 to 2^66
2010-11-09	Ethan O'Connor	NF	no factor from 2^64 to 2^65