2 111 959 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
10825715981609	14	43.3	old
4018170362871481	16	51.8	2014-07-12 12:44:06
619697903778052157329	21	69.1	2023-01-21 16:57:06

ECM

Digits	B1	Curves
25	50000	118 / 280

Estimated T-Level: 22.1 ⓘ

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)	2017-10-07	Oliver Kruse	B7A060CE3261E18F	2	0	1	3
Verified (Factored)	2017-11-17	kkmrkkblmbrbk	B7A060CE3261E18F	2	928367	1	3
Verified	2023-01-23	_p95holder_	6721336F9B87DBAD	3	66909	5	3
Verified	2023-01-27	Funky Waddle	6721336F9B87DBAD	3	1026733	5	3

History

Date	User	Type	Result
2023-01-27	CheshireJester	CERT	PRP Certification Proof certified good
2023-01-27	Funky Waddle	C-PRP	M2111959/10825715981609/4018170362871481/619697903778052157329 : 6721336F9B87DBAD PRP proof power = 7 PRP: Verified Proof certified good
2023-01-23	_p95holder_	C-PRP	M2111959/10825715981609/4018170362871481/619697903778052157329 : 6721336F9B87DBAD PRP: Verified PRP without proof (not generated)
2023-01-21	_p95holder_	F-ECM	Factor: 619697903778052157329 / (ECM curve 8, B1=50000, B2=5000000)
2017-11-17	kkmrkkblmbrbk	C-PRP	M2111959/10825715981609/4018170362871481 : B7A060CE3261E18F PRP: Verified PRP without proof (not generated)
2017-10-07	Oliver Kruse	C-PRP	M2111959/10825715981609/4018170362871481 : B7A060CE3261E18F PRP: Verified PRP without proof (not generated)
2016-03-20	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2014-07-12	TJAOI	F	Factor: 4018170362871481