2 361 167 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
42501007	8	25.3	old
42426747597963770369	20	65.2	2018-07-24 11:25:54

ECM

Digits	B1	Curves
25	50000	98 / 280

Estimated T-Level: 21.8 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-12	Oliver Kruse	E74293672EE41235	1	116292	5	3
Verified (Factored)	2017-11-25	kkmrkkblmbrbk	E74293672EE41235	1	255484	5	3
Verified	2018-07-26	_p95holder_	E74293672EE41235	2	1947686	5	3

History

Date	User	Type	Result
2018-07-26	_p95holder_	C-PRP	M2361167/42501007/42426747597963770369 : E74293672EE41235 PRP: Verified PRP without proof (not generated)
2018-07-24	TJAOI	F	Factor: 42426747597963770369 / TF: 65-66
2018-04-27	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-11-25	kkmrkkblmbrbk	C-PRP	M2361167/42501007 : E74293672EE41235 PRP: Verified PRP without proof (not generated)
2017-10-12	Oliver Kruse	C-PRP	M2361167/42501007 : E74293672EE41235 PRP: Verified PRP without proof (not generated)