72 162 037 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	2017-01-17	Chun sung soo	F1640D501FE562__	20807515

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-04-06	ChemistryOnTop	LL double-check	LL	20.01 %	2024-04-25

History

Date	User	Type	Result
2017-01-17	Chun sung soo	C-LL	F1640D501FE562__
2016-06-18	-Anonymous-	NF	no factor from 2^74 to 2^75
2015-02-17	apocalypse	NF-PM1	B1=665000, B2=13965000, E=6
2014-08-20	Jerry Hallett	NF	no factor from 2^73 to 2^74
2014-08-20	Jerry Hallett	NF	no factor from 2^72 to 2^73
2014-08-20	Jerry Hallett	NF	no factor from 2^71 to 2^72
2012-12-02	-Anonymous-	NF	no factor from 2^70 to 2^71
2012-09-29	Bold_Seeker	NF	no factor from 2^69 to 2^70
2010-09-22	Allan Manangan	NF	no factor from 2^68 to 2^69
2010-07-20	TeraTism	NF	no factor from 2^67 to 2^68
2010-07-19	TRUSTNO1	NF	no factor from 2^66 to 2^67
2010-05-10	w00dy	NF	no factor from 2^65 to 2^66
2010-05-08	w00dy	NF	no factor from 2^64 to 2^65
2008-09-19	Wojciech Florek	NF	no factor to 2^64