7 126 367 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
184196289496522956287	21	67.3	2018-07-24 09:46:42

ECM

Digits	B1	Curves
25	50000	6 / 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	Shift
Verified (Factored)	1999-07-04	Alan Vidmar	80297DAD70AD5DB3	0
Verified (Factored)	2001-12-22	Michael Schiansky	80297DAD70AD5DB3	6467084

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-26	_p95holder_	6D03F08B670B5C64	1	72993	5	3
Verified	2019-03-21	ATH	6D03F08B670B5C64	1	6262872	5	3

History

Date	User	Type	Result
2019-03-21	ATH	C-PRP	M7126367/184196289496522956287 : 6D03F08B670B5C64 PRP: Verified PRP without proof (not generated)
2018-07-26	_p95holder_	C-PRP	M7126367/184196289496522956287 : 6D03F08B670B5C64 PRP: Verified PRP without proof (not generated)
2018-07-24	ramgeis	F	Factor: 184196289496522956287 / TF: 67-68*
2016-10-22	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-06-21	VictordeHollander	NF	no factor from 2^65 to 2^66
2014-02-08	lycorn	NF	no factor from 2^64 to 2^65
2014-02-02	Nesowa	NF	no factor from 2^63 to 2^64
2011-12-26	Carsten Kossendey	NF-PM1	B1=450000, B2=13837500, E=12