14 254 369 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
39592614083295935157038089	26	85.0	2016-10-01 20:25:31

ECM

Digits	B1	Curves
25	50000	1 / 280

Estimated T-Level: 20.0 ⓘ

TF below 2^61 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	2002-03-10	Joseph Chen	0A22E91194A57F6A	8615136
Verified (Factored)	2005-05-28	Andres Muñoz García-Alejo	0A22E91194A57F6A	3582215

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2023-01-16	rucio	A9C3EAB209FBB9E8	1	1607650	5	3

History

Date	User	Type	Result
2023-01-16	curtisc	CERT	PRP Certification Proof certified good
2023-01-16	rucio	C-PRP	M14254369/39592614083295935157038089 : A9C3EAB209FBB9E8 PRP proof power = 8 PRP: Verified Proof certified good
2022-12-18	nordi	NF-PM1	B1=300000, B2=213802050
2022-11-04	nordi	NF-PM1	B1=300000
2016-10-01	bam	F-ECM	Factor: 39592614083295935157038089 / (ECM curve 1, B1=50000, B2=5000000)
2015-08-31	Tha	NF	no factor from 2^66 to 2^67
2014-08-01	Nesowa	NF	no factor from 2^65 to 2^66