62 676 379 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 2⁷⁴

TF target 2⁷⁴

P-1

B1 =	595000
B2 =	12346250

Status	Date	User	Residue	Shift
Verified	2013-12-15	curtisc	66A9C6E40004C517	779644
Verified	2022-10-17	Sergey Nosov	66A9C6E40004C517	9557904

History

Date	User	Type	Result
2022-10-17	Sergey Nosov	C-LL	66A9C6E40004C517
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^63
2013-12-15	curtisc	C-LL	66A9C6E40004C517
2013-10-19	kdgehman	NF	no factor from 2^73 to 2^74
2013-05-22	Nesowa	NF-PM1	B1=595000, B2=12346250, E=12
2013-03-26	delta_t	NF	no factor from 2^72 to 2^73
2013-03-24	AntonioK	NF	no factor from 2^71 to 2^72
2012-09-16	jondi_hanluc	NF	no factor from 2^70 to 2^71
2011-12-17	ITS	NF	no factor from 2^69 to 2^70
2009-10-05	newton_s	NF	no factor from 2^68 to 2^69
2009-09-22	Bill	NF	no factor from 2^67 to 2^68
2009-09-17	-Anonymous-	NF	no factor from 2^66 to 2^67
2009-09-13	-Anonymous-	NF	no factor from 2^65 to 2^66
2009-09-09	riccardo uberti	NF	no factor from 2^64 to 2^65
2009-02-01	Wojciech Florek	NF	no factor from 2^63 to 2^64