2 051 087 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
16408697	8	24.0	old
98452177	8	26.6	2008-07-15 07:49:46
2330014501666218296513	22	71.0	2021-07-21 15:27:06

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	154 / 640

Estimated T-Level: 26.2 ⓘ

TF below 2^82 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-06	Oliver Kruse	40B59F106209FC4F	2	0	1	3
Verified (Factored)	2017-11-15	kkmrkkblmbrbk	40B59F106209FC4F	2	1085736	1	3
Verified	2021-07-21	SRJ2877	E63CE176A3246AC8	3	1031338	5	3
Verified	2021-07-21	tanaydin	E63CE176A3246AC8	3	958995	5	3

History

Date	User	Type	Result
2021-07-21	RED	CERT	PRP Certification Proof certified good
2021-07-21	tanaydin	C-PRP	M2051087/16408697/98452177/2330014501666218296513 : E63CE176A3246AC8 PRP proof power = 7 PRP: Verified Proof certified good
2021-07-21	Pierre Abbat	CERT	PRP Certification Proof certified good
2021-07-21	SRJ2877	C-PRP	M2051087/16408697/98452177/2330014501666218296513 : E63CE176A3246AC8 PRP proof power = 7 PRP: Verified Proof certified good
2021-07-21	_p95holder_	F-ECM	Factor: 2330014501666218296513 / (ECM curve 2, B1=50000, B2=5000000)
2017-11-15	kkmrkkblmbrbk	C-PRP	M2051087/16408697/98452177 : 40B59F106209FC4F PRP: Verified (Factored) PRP without proof (not generated)
2017-10-06	Oliver Kruse	C-PRP	M2051087/16408697/98452177 : 40B59F106209FC4F PRP: Verified (Factored) PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-07-15	J Feitsma	F	Factor: 98452177