3 508 079 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
175403951	9	27.4	old
22234204703	11	34.4	2008-09-07 19:49:39
1264423930129	13	40.2	2008-09-30 21:28:51
198297198754317669599	21	67.4	2022-01-26 20:53:37

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)	2017-11-07	kkmrkkblmbrbk	EBDC75D8E79A7B31	3	2180977	5	3
Verified (Factored)	2017-11-24	Oliver Kruse	EBDC75D8E79A7B31	3	3338794	5	3
Verified	2022-02-01	Poao	EBDC75D8E79A7B31	4	1689994	5	3

History

Date	User	Type	Result
2022-10-05	Joss	NF-PM1	B1=1350807, B2=529452000
2022-09-03	Joss	NF-PM1	B1=1350807, B2=208556502
2022-02-11	Joss	NF-PM1	B1=1000000, B2=114656850
2022-02-02	boincPlayer	CERT	PRP Certification Proof certified good
2022-02-01	Poao	C-PRP	M3508079/175403951/22234204703/1264423930129/198297198754317669599 : EBDC75D8E79A7B31 PRP proof power = 7 PRP: Verified Proof certified good
2022-01-26	Joss	F	Factor: 198297198754317669599 / TF: 67-68
2022-01-26	Joss	NF	no factor from 2^67 to 2^68
2020-06-17	Joss	NF-PM1	B1=350807, B2=3508079, E=6
2020-06-15	Joss	NF-PM1	B1=350807
2017-11-24	Oliver Kruse	C-PRP	M3508079/175403951/22234204703/1264423930129 : EBDC75D8E79A7B31 PRP: Verified (Factored) PRP without proof (not generated)
2017-11-07	kkmrkkblmbrbk	C-PRP	M3508079/175403951/22234204703/1264423930129 : EBDC75D8E79A7B31 PRP: Verified (Factored) PRP without proof (not generated)
2008-09-30	markr	F	Factor: 1264423930129
2008-09-07	Will Edgington	F	Factor: 22234204703