5 721 013 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
85470331785849803062001	23	76.2	2011-02-10 16:07:28

Status	Date	User	Residue	Shift
Verified (Factored)	1998-11-28	Marc Honey	33E3D4A2956A7B26	0
Verified (Factored)	2000-09-29	Holger	33E3D4A2956A7B26	588148

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-20	kkmrkkblmbrbk	D21831A43483757E	1	0	1	3
Verified	2018-07-25	trebor	D21831A43483757E	1	5187626	1	3

History

Date	User	Type	Result
2023-05-12	This -Anonymous-	NF-PM1	B1=100000, B2=2000000, E=6
2018-07-25	trebor	C-PRP	M5721013/85470331785849803062001 : D21831A43483757E PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M5721013/85470331785849803062001 : D21831A43483757E PRP: Verified PRP without proof (not generated)
2011-02-10	USAFSS	F-PM1	Factor: 85470331785849803062001
2009-04-05	GrunwalderGIMP	NF	no factor from 2^62 to 2^63