2 090 251 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
59514330247377128245183	23	75.7	2009-01-08 18:52:54

ECM

Digits	B1	Curves
25	50000	142 / 280

Estimated T-Level: 22.5 ⓘ

TF below 2^70 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Jens J Loesel	8366724FEFBDAEDD	0
Verified (Factored)	1999-02-07	Angus Cameron	8366724FEFBDAEDD	1248722

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-06	Oliver Kruse	7343AD4B8A1D083C	1	0	1	3
Verified	2017-11-17	kkmrkkblmbrbk	7343AD4B8A1D083C	1	246433	1	3

History

Date	User	Type	Result
2022-03-09	LordJulius	NF	no factor from 2^1 to 2^60
2017-11-17	kkmrkkblmbrbk	C-PRP	M2090251/59514330247377128245183 : 7343AD4B8A1D083C PRP: Verified PRP without proof (not generated)
2017-10-06	Oliver Kruse	C-PRP	M2090251/59514330247377128245183 : 7343AD4B8A1D083C PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2009-01-08	axn	F-ECM	Factor: 59514330247377128245183
2009-01-02	Sturle Sunde	NF	no factor from 2^60 to 2^61