4 514 893 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
9110375828713969	16	53.0	old
2967695837282095267928057	25	81.3	2019-01-27 16:41:35

ECM

Digits	B1	Curves
25	50000	1 / 280

Estimated T-Level: 20.0 ⓘ

TF below 2^61 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	296EF725C96901FD	1	0	1	3
Verified (Factored)	2018-02-19	Oliver Kruse	296EF725C96901FD	1	1453140	1	3
Verified	2019-01-29	_p95holder_	182EE948B2BB0B13	2	1564050	5	3
Verified	2019-01-31	arnaud	182EE948B2BB0B13	2	2695876	5	3

History

Date	User	Type	Result
2022-10-07	USAFSS	NF-PM1	B1=240000, B2=158253810
2019-01-31	arnaud	C-PRP	M4514893/9110375828713969/2967695837282095267928057 : 182EE948B2BB0B13 PRP: Verified PRP without proof (not generated)
2019-01-29	_p95holder_	C-PRP	M4514893/9110375828713969/2967695837282095267928057 : 182EE948B2BB0B13 PRP: Verified PRP without proof (not generated)
2019-01-27	ATH	F-ECM	Factor: 2967695837282095267928057 / (ECM curve 1, B1=50000, B2=5000000, Sigma=4055793225884197)
2018-02-19	Oliver Kruse	C-PRP	M4514893/9110375828713969 : 296EF725C96901FD PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4514893/9110375828713969 : 296EF725C96901FD PRP: Verified PRP without proof (not generated)