4 923 397 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
45758051719	11	35.4	old
2869296419007610517857	22	71.3	2019-08-09 12:18:27

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 (Factored)	2017-09-20	kkmrkkblmbrbk	6710610E29AE8D3C	1	0	1	3
Verified (Factored)	2018-04-10	Oliver Kruse	6710610E29AE8D3C	1	2991464	1	3
Verified	2019-08-09	ATH	FFE295E02A54DD1D	2	2418158	5	3
Verified	2019-08-12	oodaira	FFE295E02A54DD1D	2	4751084	5	3

History

Date	User	Type	Result
2023-09-19	USAFSS	NF-PM1	B1=256000, B2=105522060
2019-08-12	oodaira	C-PRP	M4923397/45758051719/2869296419007610517857 : FFE295E02A54DD1D PRP: Verified PRP without proof (not generated)
2019-08-09	ATH	C-PRP	M4923397/45758051719/2869296419007610517857 : FFE295E02A54DD1D PRP: Verified PRP without proof (not generated)
2019-08-09	ATH	F-ECM	Factor: 2869296419007610517857 / (ECM curve 3, B1=50000, B2=5000000, Sigma=4523019692043689)
2018-04-10	Oliver Kruse	C-PRP	M4923397/45758051719 : 6710610E29AE8D3C PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4923397/45758051719 : 6710610E29AE8D3C PRP: Verified PRP without proof (not generated)