4 136 701 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
9522685703	10	33.1	old
11455543317951151	17	53.3	2014-09-19 11:43:04
41920292544677896913	20	65.2	2018-07-17 10:08:41

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)	2017-09-20	kkmrkkblmbrbk	C2678D72140EDCBA	2	0	1	3
Verified (Factored)	2018-01-12	ATH	C2678D72140EDCBA	2	325373	1	3
Verified	2018-07-24	_p95holder_	AC4D88C485D42B44	3	2720229	5	3
Verified	2018-07-24	ATH	AC4D88C485D42B44	3	1613983	5	3

History

Date	User	Type	Result
2022-11-01	USAFSS	NF-PM1	B1=200000, B2=135233670
2018-07-24	ATH	C-PRP	M4136701/9522685703/11455543317951151/41920292544677896913 : AC4D88C485D42B44 PRP: Verified PRP without proof (not generated)
2018-07-24	_p95holder_	C-PRP	M4136701/9522685703/11455543317951151/41920292544677896913 : AC4D88C485D42B44 PRP: Verified PRP without proof (not generated)
2018-07-17	TJAOI	F	Factor: 41920292544677896913 / TF: 65-66
2018-01-12	ATH	C-PRP	M4136701/9522685703/11455543317951151 : C2678D72140EDCBA PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4136701/11455543317951151/9522685703 : C2678D72140EDCBA PRP: Verified PRP without proof (not generated)
2014-09-19	TJAOI	F	Factor: 11455543317951151 / TF: 53-54