37 968 989 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 2⁷³

TF target 2⁷¹

P-1

B1 =	200000
B2 =	4000000

Status	Date	User	Residue	Shift
Verified	2004-10-18	Marvin Ray Burns	D103FF1F8FAE9D9A	30357281
Verified	2014-08-29	-Anonymous-	D103FF1F8FAE9D9A	32297756

History

Date	User	Type	Result
2022-07-05	Sid & Andy	NF	no factor from 2^72 to 2^73
2022-04-27	Architects Cubed	NF	no factor from 2^71 to 2^72
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^63
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^61
2014-08-29	-Anonymous-	C-LL	D103FF1F8FAE9D9A
2014-04-03	Jerry Hallett	NF	no factor from 2^70 to 2^71
2014-04-03	Jerry Hallett	NF	no factor from 2^69 to 2^70
2013-08-30	Carsten Kossendey	NF	no factor from 2^68 to 2^69
2009-01-01	-Anonymous-	NF	no factor from 2^67 to 2^68
2008-12-29	-Anonymous-	NF	no factor from 2^66 to 2^67
2008-12-28	-Anonymous-	NF	no factor from 2^65 to 2^66
2008-12-28	-Anonymous-	NF	no factor from 2^64 to 2^65
2008-12-27	Carsten Kossendey	NF	no factor from 2^63 to 2^64