89 491 817 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 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	785000
B2 =	19232500

Status	Date	User	Residue	Shift	Type	Base
Unverified (Reliable)	2019-06-14	manrus	6FBB09B11819B5__	5675535	1	3

History

Date	User	Type	Result
2019-06-14	manrus	C-PRP	6FBB09B11819B5__ PRP: Unverified (Reliable) PRP without proof (not generated)
2018-11-15	penlu	NF-PM1	B1=785000, B2=19232500, e=12
2018-11-09	LingUaan	NF	no factor from 2^75 to 2^76
2018-11-09	LingUaan	NF	no factor from 2^74 to 2^75
2017-10-17	monst	NF	no factor from 2^73 to 2^74
2017-08-06	Sid & Andy	NF	no factor from 2^72 to 2^73
2017-08-06	Sid & Andy	NF	no factor from 2^71 to 2^72
2014-03-12	dufrenbk	NF	no factor from 2^70 to 2^71
2013-03-30	korva	NF	no factor from 2^69 to 2^70
2013-03-21	GrunwalderGIMP	NF	no factor from 2^68 to 2^69
2013-03-20	GrunwalderGIMP	NF	no factor from 2^67 to 2^68
2013-03-19	albin_pouilles	NF	no factor from 2^66 to 2^67
2013-03-18	timc995	NF	no factor from 2^65 to 2^66
2010-11-10	Architects Cubed	NF	no factor from 2^64 to 2^65