6 060 361 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
269623974044377579273	21	67.9	2018-05-29 09:12:59

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)	1999-04-23	James E. Daniels	56C6178E87EA83D8	1507153
Verified (Factored)	2000-12-07	Walt Cooney	56C6178E87EA83D8	4801188

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-01	_p95holder_	2C915C5C9F21F119	1	1601804	5	3
Verified	2018-06-02	kkmrkkblmbrbk	2C915C5C9F21F119	1	1956106	5	3

History

Date	User	Type	Result
2018-06-02	kkmrkkblmbrbk	C-PRP	M6060361/269623974044377579273 : 2C915C5C9F21F119 PRP: Verified PRP without proof (not generated)
2018-06-01	_p95holder_	C-PRP	M6060361/269623974044377579273 : 2C915C5C9F21F119 PRP: Verified PRP without proof (not generated)
2018-05-29	ramgeis	F	Factor: 269623974044377579273 / TF: 67-68*
2016-03-12	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-10-07	snme2pm1	NF	no factor from 2^65 to 2^66
2014-09-16	monst	NF	no factor from 2^64 to 2^65
2014-09-12	Nesowa	NF	no factor from 2^63 to 2^64
2013-01-24	Squeeky_Squirrel	NF-PM1	B1=110000, B2=2200000, E=6