4 167 763 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
41677631	8	25.3	old
5837817423303841727	19	62.3	2016-07-27 10:51:59
3004862777556205818591367924001	31	101.2	2022-11-14 21:48:15

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	28CEFD43C8256B18	2	0	1	3
Verified (Factored)	2018-01-14	ATH	28CEFD43C8256B18	2	3616912	1	3
Verified	2022-11-21	Naegi Makoto	CA3E5FD81EA8FC6E	3	2466751	5	3

P-1 factors

Date	Factor	B1	B2
2022-11-14	3004862777556205818591367924001	200000	108185220

History

Date	User	Type	Result
2022-11-21	PCanalytics.com	CERT	PRP Certification Proof certified good
2022-11-21	Naegi Makoto	C-PRP	M4167763/41677631/5837817423303841727/3004862777556205818591367924001 : CA3E5FD81EA8FC6E PRP proof power = 7 PRP: Verified Proof certified good
2022-11-14	USAFSS	F-PM1	Factor: 3004862777556205818591367924001 / (P-1, B1=200000, B2=108185220)
2018-01-14	ATH	C-PRP	M4167763/41677631/5837817423303841727 : 28CEFD43C8256B18 PRP: Verified (Factored) PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4167763/41677631/5837817423303841727 : 28CEFD43C8256B18 PRP: Verified (Factored) PRP without proof (not generated)
2016-07-27	TJAOI	F	Factor: 5837817423303841727 / TF: 62-63