63 960 469 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 =	575000
B2 =	11500000

Status	Date	User	Residue	Shift
Verified	2013-10-05	ANONYMOUS	F8796A3CD88CCA30	18418727
Verified	2022-09-04	Sergey Nosov	F8796A3CD88CCA30	57815270

History

Date	User	Type	Result
2022-09-04	Sergey Nosov	C-LL	F8796A3CD88CCA30
2021-04-09	Richard Thomas	NF	no factor from 2^74 to 2^75
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^63
2013-10-05	ANONYMOUS	C-LL	F8796A3CD88CCA30
2013-08-31	Nesowa	NF-PM1	B1=575000, B2=11500000, E=12
2013-06-28	Jerry Hallett	NF	no factor from 2^73 to 2^74
2012-09-25	ktony	NF	no factor from 2^69 to 2^73
2009-09-08	-Anonymous-	NF	no factor from 2^68 to 2^69
2009-09-05	-Anonymous-	NF	no factor from 2^67 to 2^68
2009-08-30	Sturle Sunde	NF	no factor from 2^66 to 2^67
2009-03-08	Frank Pfeifer	NF	no factor from 2^65 to 2^66
2009-03-04	William P. Wilkey	NF	no factor from 2^64 to 2^65
2009-02-19	Wojciech Florek	NF	no factor from 2^63 to 2^64