2 280 947 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
2964500430561809	16	51.4	old
214848852442984823377	21	67.5	2022-10-20 13:43:31
374223473413196683524529	24	78.3	2022-12-17 06:52:35

ECM

Digits	B1	Curves
25	50000	114 / 280

Estimated T-Level: 22.0 ⓘ

TF below 2^68 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-11	Oliver Kruse	19AC6FBF2C59F80D	1	0	1	3
Verified (Factored)	2017-11-29	kkmrkkblmbrbk	19AC6FBF2C59F80D	1	1126215	1	3
Verified (Factored)	2022-10-20	Kevin_9611	ACE95457E5E50076	2	759110	5	3
Verified	2022-12-18	LordJulius	ACE95457E5E50076	3	2115638	5	3

History

Date	User	Type	Result
2022-12-18	fre_games	CERT	PRP Certification Proof certified good
2022-12-18	LordJulius	C-PRP	M2280947/2964500430561809/214848852442984823377/374223473413196683524529 : ACE95457E5E50076 PRP proof power = 7 PRP: Verified Proof certified good
2022-12-17	_p95holder_	F-ECM	Factor: 374223473413196683524529 / (ECM curve 6, B1=50000, B2=5000000)
2022-10-20	PCanalytics.com	CERT	PRP Certification Proof certified good
2022-10-20	Kevin_9611	C-PRP	M2280947/2964500430561809/214848852442984823377 : ACE95457E5E50076 PRP proof power = 7 PRP: Verified (Factored) Proof certified good
2022-10-20	TJAOI	F	Factor: 214848852442984823377 / TF: 67-68
2017-11-29	kkmrkkblmbrbk	C-PRP	M2280947/2964500430561809 : 19AC6FBF2C59F80D PRP: Verified (Factored) PRP without proof (not generated)
2017-10-11	Oliver Kruse	C-PRP	M2280947/2964500430561809 : 19AC6FBF2C59F80D PRP: Verified (Factored) PRP without proof (not generated)
2016-04-11	alpertron	NF-PM1	B1=500000, B2=15000000, E=12