77 480 219 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 =	675000
B2 =	13668750

Status	Date	User	Residue	Shift
Unverified	2017-02-07	ChavdarLalov	4764A4C02714EF__	68312200

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-04-03	-Anonymous-	LL double-check		0.00 %	2024-04-03

History

Date	User	Type	Result
2017-02-07	ChavdarLalov	C-LL	4764A4C02714EF__
2016-05-07	Craig Meyers	NF-PM1	B1=675000, B2=13668750, E=12
2016-04-04	Mark Rose	NF	no factor from 2^61 to 2^64
2016-02-28	AirSquirrels	NF	no factor from 2^74 to 2^75
2016-02-28	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-02-28	AirSquirrels	NF	no factor from 2^72 to 2^73
2015-12-11	endless_mike	NF	no factor from 2^71 to 2^72
2013-05-23	g0b	NF	no factor from 2^70 to 2^71
2010-12-20	tmorrow	NF	no factor from 2^69 to 2^70
2010-12-17	David Barley	NF	no factor from 2^68 to 2^69
2010-12-13	Craig Meyers	NF	no factor from 2^67 to 2^68
2010-12-12	Torchwood Institute	NF	no factor from 2^66 to 2^67
2010-12-12	Craig Meyers	NF	no factor from 2^65 to 2^66
2010-10-04	necrontyr91	NF	no factor from 2^64 to 2^65