1 304 129 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
4600967113	10	32.1	old
11853991159525255209823127	26	83.3	2015-01-12 20:35:59
57897752996678449646117743	26	85.6	2015-01-12 20:35:59

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	2017-10-05	Oliver Kruse	59C1160F31383E03	3	0	1	3
Verified	2017-10-22	kkmrkkblmbrbk	59C1160F31383E03	3	293225	1	3

P-1 factors

Date	Factor	B1	B2
2015-01-12	11853991159525255209823127	500000	15000000
2015-01-12	57897752996678449646117743	500000	15000000

History

Date	User	Type	Result
2021-09-03	Dylan Delgado	NF-PM1	B1=5000000, B2=505000000
2017-10-22	kkmrkkblmbrbk	C-PRP	M1304129/4600967113/11853991159525255209823127/57897752996678449646117743 : 59C1160F31383E03 PRP: Verified PRP without proof (not generated)
2017-10-05	Oliver Kruse	C-PRP	M1304129/4600967113/11853991159525255209823127/57897752996678449646117743 : 59C1160F31383E03 PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1304129/4600967113/11853991159525255209823127/57897752996678449646117743 : 59C1160F31383E03 PRP without proof (not generated)
2015-01-12	alpertron	F-PM1	Factor: 686319452179003194869464323300598630359933246442361 / (P-1, B1=500000, B2=15000000, E=12)