1 300 457 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
10057734439	11	33.2	old
201579314954982751	18	57.5	2015-01-11 00:41:19
361081746722855913777551	24	78.3	2021-03-19 18:34:08

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-30	Oliver Kruse	6BE395D82C50B6F8	2	0	1	3
Verified (Factored)	2017-10-22	kkmrkkblmbrbk	6BE395D82C50B6F8	2	794408	1	3
Verified	2021-03-21	LaurV	DD07517AFB475A85	3	345715	5	3

P-1 factors

Date	Factor	B1	B2
2015-01-11	201579314954982751	500000	15000000

History

Date	User	Type	Result
2021-09-02	Dylan Delgado	NF-PM1	B1=5000000, B2=505000000
2021-03-21	curtisc	CERT	PRP Certification Proof certified good
2021-03-21	LaurV	C-PRP	M1300457/10057734439/201579314954982751/361081746722855913777551 : DD07517AFB475A85 PRP proof power = 6 PRP: Verified Proof certified good
2021-03-19	TJAOI	F-ECM	Factor: 361081746722855913777551 / (ECM curve 10, B1=250000, B2=35000000)
2017-10-22	kkmrkkblmbrbk	C-PRP	M1300457/10057734439/201579314954982751 : 6BE395D82C50B6F8 PRP: Verified (Factored) PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1300457/10057734439/201579314954982751 : 6BE395D82C50B6F8 PRP: Verified (Factored) PRP without proof (not generated)
2015-01-11	alpertron	F-PM1	Factor: 201579314954982751 / (P-1, B1=500000, B2=15000000, E=12)