75 303 857 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 =	655000
B2 =	13100000

Status	Date	User	Residue	Shift
Unverified	2017-08-03	Evgeniy Zavialov	EDCC2FA21D16CB__	45894275

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-03-09	Atisom	LL double-check	LL	3.86 %	2024-03-11

History

Date	User	Type	Result
2017-08-03	Evgeniy Zavialov	C-LL	EDCC2FA21D16CB__
2016-04-02	Mark Rose	NF	no factor from 2^63 to 2^64
2016-02-08	Dotfix	NF-PM1	B1=655000, B2=13100000, E=12
2016-01-24	Brian Beuning	NF	no factor from 2^74 to 2^75
2016-01-24	Brian Beuning	NF	no factor from 2^73 to 2^74
2016-01-15	1997rj7	NF	no factor from 2^72 to 2^73
2013-12-28	-Anonymous-	NF	no factor from 2^71 to 2^72
2013-12-03	SMoffat	NF	no factor from 2^70 to 2^71
2013-10-28	SMoffat	NF	no factor from 2^69 to 2^70
2010-08-13	josibo	NF	no factor from 2^68 to 2^69
2010-08-12	Aare Vesi	NF	no factor from 2^67 to 2^68
2010-08-10	Cow_tipping	NF	no factor from 2^66 to 2^67
2010-08-07	DRH	NF	no factor from 2^65 to 2^66
2010-08-03	Aldo_Grid	NF	no factor from 2^64 to 2^65