4 693 727 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
84487087	8	26.3	old
234686351	9	27.8	2008-09-07 23:42:59
185392829047	12	37.4	2008-09-07 23:42:59
4921287568354951	16	52.1	2014-07-30 11:22:03

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-18	kkmrkkblmbrbk	64A5DB914F2EC58E	4	696473	5	3
Verified	2018-03-09	MrSupp_CZ	64A5DB914F2EC58E	4	1720916	5	3

History

Date	User	Type	Result
2023-09-06	USAFSS	NF-PM1	B1=240000, B2=91991760
2018-03-09	MrSupp_CZ	C-PRP	M4693727/84487087/234686351/185392829047/4921287568354951 : 64A5DB914F2EC58E PRP: Verified PRP without proof (not generated)
2017-11-18	kkmrkkblmbrbk	C-PRP	M4693727/84487087/234686351/185392829047/4921287568354951 : 64A5DB914F2EC58E PRP: Verified PRP without proof (not generated)
2014-07-30	TJAOI	F	Factor: 4921287568354951
2008-09-07	Will Edgington	F	Factor: 185392829047
2008-09-07	Will Edgington	F	Factor: 234686351