3 770 317 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
6631427235865559	16	52.6	old
260918551693636573631	21	67.8	2018-11-17 14:24:04
814078577051305064959	21	69.5	2024-04-21 15:52:15

ECM

Digits	B1	Curves
25	50000	2 / 280

Estimated T-Level: 20.0 ⓘ

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 (Factored)	2017-09-20	kkmrkkblmbrbk	A522B84D3EC1BF19	1	0	1	3
Verified (Factored)	2017-12-07	Oliver Kruse	A522B84D3EC1BF19	1	2701885	1	3
Verified (Factored)	2018-11-19	Oliver Kruse	D8E50F4CC23580E4	2	2529590	5	3
Verified (Factored)	2018-11-20	pew	D8E50F4CC23580E4	2	365192	5	3
Verified	2024-04-21	Dylan Delgado	D8E50F4CC23580E4	3	2364715	5	3

P-1 factors

Date	Factor	B1	B2
2024-04-21	814078577051305064959	1000000	1483077750

History

Date	User	Type	Result
2024-04-21	LOBES	CERT	PRP Certification Proof certified good
2024-04-21	Dylan Delgado	C-PRP	M3770317/6631427235865559/260918551693636573631/814078577051305064959 : D8E50F4CC23580E4 PRP proof power = 7 PRP: Verified Proof certified good
2024-04-21	Dylan Delgado	F-PM1	Factor: 814078577051305064959 / (P-1, B1=1000000, B2=1483077750)
2022-05-16	Joss	NF-PM1	B1=500000, B2=130364850
2022-04-16	Joss	NF-PM1	B1=200000
2022-03-14	Joss	F	Factor: 260918551693636573631 / TF: 67-68
2018-11-20	pew	C-PRP	M3770317/6631427235865559/260918551693636573631 : D8E50F4CC23580E4 PRP: Verified (Factored) PRP without proof (not generated)
2018-11-19	Oliver Kruse	C-PRP	M3770317/6631427235865559/260918551693636573631 : D8E50F4CC23580E4 PRP: Verified (Factored) PRP without proof (not generated)
2018-11-17	MarkS	F-ECM	Factor: 260918551693636573631 / (ECM curve 2, B1=50000, B2=5000000)
2017-12-07	Oliver Kruse	C-PRP	M3770317/6631427235865559 : A522B84D3EC1BF19 PRP: Verified (Factored) PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M3770317/6631427235865559 : A522B84D3EC1BF19 PRP: Verified (Factored) PRP without proof (not generated)