2 426 951 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
37633350648833	14	45.1	old
61413941662079	14	45.8	2014-01-30 08:17:25
322591026387993823718759	24	78.1	2018-07-23 07:32:04

ECM

Digits	B1	Curves
25	50000	65 / 280

Estimated T-Level: 21.2 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-13	Oliver Kruse	5C1E413F4083BB24	2	357605	5	3
Verified (Factored)	2017-11-27	kkmrkkblmbrbk	5C1E413F4083BB24	2	725897	5	3
Verified	2018-07-23	_p95holder_	5C1E413F4083BB24	3	10587	5	3
Verified	2018-07-24	_p95holder_	5C1E413F4083BB24	3	1233294	5	3

P-1 factors

Date	Factor	B1	B2
2018-07-23	322591026387993823718759	2000000	60000000

History

Date	User	Type	Result
2018-07-24	_p95holder_	C-PRP	M2426951/37633350648833/61413941662079/322591026387993823718759 : 5C1E413F4083BB24 PRP: Verified PRP without proof (not generated)
2018-07-23	_p95holder_	C-PRP	M2426951/37633350648833/61413941662079/322591026387993823718759 : 5C1E413F4083BB24 PRP: Verified PRP without proof (not generated)
2018-07-23	alpertron	F-PM1	Factor: 322591026387993823718759 / (P-1, B1=2000000, B2=60000000, E=12)
2017-11-27	kkmrkkblmbrbk	C-PRP	M2426951/37633350648833/61413941662079 : 5C1E413F4083BB24 PRP: Verified PRP without proof (not generated)
2017-10-13	Oliver Kruse	C-PRP	M2426951/37633350648833/61413941662079 : 5C1E413F4083BB24 PRP: Verified PRP without proof (not generated)
2014-01-30	TJAOI	F	Factor: 61413941662079