72 422 759 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 =	13965000

Status	Date	User	Residue	Shift
Unverified	2017-05-17	basey	62F89A72D908D7__	8612049

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2023-11-05	-Anonymous-	LL double-check	LL	45.38 %	2024-04-25

History

Date	User	Type	Result
2017-05-17	basey	C-LL	62F89A72D908D7__
2016-04-20	bwn	NF	no factor from 2^74 to 2^75
2015-07-26	TheJudger	NF-PM1	B1=665000, B2=13965000, E=12
2015-07-24	bwn	NF	no factor from 2^73 to 2^74
2015-07-24	bwn	NF	no factor from 2^72 to 2^73
2015-02-21	srow7	NF	no factor from 2^71 to 2^72
2013-12-27	Robish	NF	no factor from 2^70 to 2^71
2012-10-01	Bold_Seeker	NF	no factor from 2^69 to 2^70
2010-07-28	Zet_kor	NF	no factor from 2^68 to 2^69
2010-07-25	Bold_Seeker	NF	no factor from 2^67 to 2^68
2010-07-24	bluesky	NF	no factor from 2^66 to 2^67
2010-07-21	bluesky	NF	no factor from 2^65 to 2^66
2010-07-18	Bold_Seeker	NF	no factor from 2^64 to 2^65
2008-09-19	Wojciech Florek	NF	no factor to 2^64