1 001 159 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
119388210751	12	36.8	old
2500439903769890259112379635985290039	37	120.9	2021-06-10 04:23:32

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 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)	2017-09-28	Oliver Kruse	6B4E20876A100BB4	1	0	1	3
Verified (Factored)	2017-10-15	Oliver Kruse	6B4E20876A100BB4	1	96231	1	3
Verified (Factored)	2017-12-25	ATH	6B4E20876A100BB4	1	53620	1	3
Verified	2021-06-10	mnd9	15037D1EC53252C8	2	316835	5	3
Verified	2021-06-11	marssystems	15037D1EC53252C8	2	394043	5	3

P-1 factors

Date	Factor	B1	B2
2021-06-10	2500439903769890259112379635985290039	10000000	1110000000

History

Date	User	Type	Result
2021-07-18	ViliamF	NF-PM1	B1=50000000, B2=7550000000
2021-06-11	twmoss	CERT	PRP Certification Proof certified good
2021-06-11	marssystems	C-PRP	M1001159/119388210751/2500439903769890259112379635985290039 : 15037D1EC53252C8 PRP proof power = 6 PRP: Verified Proof certified good
2021-06-10	mnd9	C-PRP	M1001159/119388210751/2500439903769890259112379635985290039 : 15037D1EC53252C8 PRP: Verified PRP without proof (not generated)
2021-06-10	ViliamF	F-PM1	Factor: 2500439903769890259112379635985290039 / (P-1, B1=10000000, B2=1110000000)
2017-12-25	ATH	C-PRP	M1001159/119388210751 : 6B4E20876A100BB4 PRP: Verified PRP without proof (not generated)
2017-10-15	Oliver Kruse	C-PRP	M1001159/119388210751 : 6B4E20876A100BB4 PRP: Verified PRP without proof (not generated)
2017-09-28	Oliver Kruse	C-PRP	M1001159/119388210751 : 6B4E20876A100BB4 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=300000, B2=10000000, E=12