48 450 511 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2847056426300987173973937548216321157839	40	131.1	2021-06-08 00:56:13

Status	Date	User	Residue	Shift
Verified (Factored)	2013-02-16	MaidenBoots	CE8437AE9AF3B053	25326159
Verified (Factored)	2018-08-02	Dax Mickelson	CE8437AE9AF3B053	37046968

P-1 factors

Date	Factor	B1	B2
2021-06-08	2847056426300987173973937548216321157839	1500000	45000000

History

Date	User	Type	Result
2021-06-08	Sid & Andy	F-PM1	Factor: 2847056426300987173973937548216321157839 / (P-1, B1=1500000, B2=45000000)
2020-01-11	-Anonymous-	NF	no factor from 2^73 to 2^74
2018-08-02	Dax Mickelson	C-LL	CE8437AE9AF3B053
2018-02-24	-Anonymous-	NF	no factor from 2^72 to 2^73
2013-02-16	MaidenBoots	C-LL	CE8437AE9AF3B053
2012-01-22	RichD0	NF	no factor from 2^71 to 2^72
2012-01-22	RichD0	NF	no factor from 2^70 to 2^71
2012-01-14	monst	NF-PM1	B1=535000, B2=12840000, E=6