2 210 497 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
162073640041	12	37.2	old
3743489256523939755358447	25	81.6	2022-07-17 21:24:08

ECM

Digits	B1	Curves
25	50000	108 / 280

Estimated T-Level: 21.9 ⓘ

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)	2017-10-09	Oliver Kruse	F891D221D1734A4E	1	0	1	3
Verified (Factored)	2017-11-20	kkmrkkblmbrbk	F891D221D1734A4E	1	553248	1	3
Verified	2022-07-19	LordJulius	FEB77E610E84D706	2	36287	5	3
Verified	2022-07-23	_p95holder_	FEB77E610E84D706	2	711643	5	3

History

Date	User	Type	Result
2022-07-23	_p95holder_	C-PRP	M2210497/162073640041/3743489256523939755358447 : FEB77E610E84D706 PRP: Verified PRP without proof (not generated)
2022-07-19	MathEnthousiast	CERT	PRP Certification Proof certified good
2022-07-19	LordJulius	C-PRP	M2210497/162073640041/3743489256523939755358447 : FEB77E610E84D706 PRP proof power = 7 PRP: Verified Proof certified good
2022-07-17	_p95holder_	F-ECM	Factor: 3743489256523939755358447 / (ECM curve 1, B1=50000, B2=5000000)
2017-11-20	kkmrkkblmbrbk	C-PRP	M2210497/162073640041 : F891D221D1734A4E PRP: Verified PRP without proof (not generated)
2017-10-09	Oliver Kruse	C-PRP	M2210497/162073640041 : F891D221D1734A4E PRP: Verified PRP without proof (not generated)
2016-04-18	alpertron	NF-PM1	B1=500000, B2=15000000, E=12