76 728 451 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	665000
B2 =	13300000

Status	Date	User	Residue	Shift
Unverified	2017-12-10	pzmasta	B7244801127E74__	62597509

History

Date	User	Type	Result
2017-12-10	pzmasta	C-LL	B7244801127E74__
2016-04-17	TheJudger	NF-PM1	B1=665000, B2=13300000, E=12
2016-04-08	Bdot	NF	no factor from 2^74 to 2^75
2016-04-07	Bdot	NF	no factor from 2^73 to 2^74
2011-12-03	DRH	NF	no factor from 2^72 to 2^73
2011-12-03	DRH	NF	no factor from 2^71 to 2^72
2011-12-03	DRH	NF	no factor from 2^70 to 2^71
2011-12-03	DRH	NF	no factor from 2^69 to 2^70
2011-12-03	DRH	NF	no factor from 2^68 to 2^69
2011-01-25	dsl	NF	no factor from 2^67 to 2^68
2011-01-23	dsl	NF	no factor from 2^66 to 2^67
2011-01-22	dsl	NF	no factor from 2^65 to 2^66
2011-01-22	dsl	NF	no factor from 2^64 to 2^65