36 471 521 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 =	450000
B2 =	13050000

Status	Date	User	Residue	Shift
Verified	2007-02-20	Nicholas Monson	B4190842AEA8209B	28426589
Verified	2015-12-23	Ilya Gutkovskiy	B4190842AEA8209B	539760

History

Date	User	Type	Result
2019-10-25	-Anonymous-	NF	no factor from 2^72 to 2^73
2019-10-25	-Anonymous-	NF	no factor from 2^71 to 2^72
2015-12-23	Ilya Gutkovskiy	C-LL	B4190842AEA8209B
2014-11-17	fre_games	NF	no factor from 2^70 to 2^71
2014-09-19	srow7	NF	no factor from 2^69 to 2^70
2013-05-09	Carsten Kossendey	NF	no factor from 2^68 to 2^69
2012-05-09	Carsten Kossendey	NF	no factor from 2^67 to 2^68