89 067 409 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 =	725000
B2 =	14318750

Status	Date	User	Residue	Shift
Unverified	2019-02-10	Stephan Grupp	85BDFAE30956EA__	86712059

History

Date	User	Type	Result
2019-02-10	Stephan Grupp	C-LL	85BDFAE30956EA__
2018-10-10	S485122	NF-PM1	B1=725000, B2=14318750, E=12
2018-09-16	Strolling Jellyfish	NF	no factor from 2^75 to 2^76
2018-09-12	RichD0	NF	no factor from 2^74 to 2^75
2017-08-18	-Anonymous-	NF	no factor from 2^73 to 2^74
2017-08-18	-Anonymous-	NF	no factor from 2^72 to 2^73
2013-03-20	SRS Technology	NF	no factor from 2^71 to 2^72
2013-03-20	SRS Technology	NF	no factor from 2^70 to 2^71
2013-03-20	SRS Technology	NF	no factor from 2^69 to 2^70
2013-03-20	SRS Technology	NF	no factor from 2^68 to 2^69
2013-03-20	SRS Technology	NF	no factor from 2^67 to 2^68
2013-03-20	SRS Technology	NF	no factor from 2^66 to 2^67
2013-03-15	GrunwalderGIMP	NF	no factor from 2^65 to 2^66
2010-11-03	Architects Cubed	NF	no factor from 2^64 to 2^65