4 695 269 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
34547789303	11	35.0	old
1647713670627319	16	50.5	2014-06-03 11:27:36
5942124550734751391	19	62.4	2016-08-01 11:12:07
202347772062964626569	21	67.5	2019-04-06 14:37:36

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)	2017-11-18	kkmrkkblmbrbk	307C9962270C5D78	3	4662185	5	3
Verified (Factored)	2018-03-10	Oliver Kruse	307C9962270C5D78	3	855624	5	3
Verified	2019-04-06	ATH	307C9962270C5D78	4	3220985	5	3

History

Date	User	Type	Result
2023-09-08	USAFSS	NF-PM1	B1=240000, B2=91991760
2019-04-06	ATH	C-PRP	M4695269/34547789303/1647713670627319/5942124550734751391/202347772062964626569 : 307C9962270C5D78 PRP: Verified PRP without proof (not generated)
2019-04-06	ATH	F-ECM	Factor: 202347772062964626569 / (ECM curve 3, B1=50000, B2=5000000, Sigma=8018853041152082)
2018-03-10	Oliver Kruse	C-PRP	M4695269/34547789303/1647713670627319/5942124550734751391 : 307C9962270C5D78 PRP: Verified PRP without proof (not generated)
2017-11-18	kkmrkkblmbrbk	C-PRP	M4695269/34547789303/1647713670627319/5942124550734751391 : 307C9962270C5D78 PRP: Verified PRP without proof (not generated)
2016-08-01	TJAOI	F	Factor: 5942124550734751391 / TF: 62-63
2014-06-03	TJAOI	F	Factor: 1647713670627319