14 037 587 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
4451469611034755351513689	25	81.9	2021-05-10 12:50:31

ECM

Digits	B1	Curves
25	50000	26 / 280

Estimated T-Level: 20.5 ⓘ

TF below 2^63 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	2002-01-08	Tom Atkins	C30129426B1F07CA	712666
Verified (Factored)	2006-04-28	Shane Sanford	C30129426B1F07CA	13772880

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2022-12-13	Oliver Kruse	AF034D62008154F5	1	1082640	5	3

History

Date	User	Type	Result
2022-12-13	JacobZ	CERT	PRP Certification Proof certified good
2022-12-13	Oliver Kruse	C-PRP	M14037587/4451469611034755351513689 : AF034D62008154F5 PRP proof power = 8 PRP: Verified Proof certified good
2021-05-10	masser	F-PP1	Start=2/7, B1=500000, B2=23000000, Factor: 4451469611034755351513689
2021-05-01	masser	NF-PP1	Start=184/61, B1=400000, B2=16800000
2021-04-27	masser	NF-PP1	Start=6/5, B1=500000, B2=10000000
2021-03-14	masser	NF	no factor from 2^71 to 2^72
2020-12-13	masser	NF-PM1	B1=550000, B2=12650000, e=12
2020-10-17	masser	NF	no factor from 2^70 to 2^71
2020-05-07	masser	NF	no factor from 2^69 to 2^70
2018-03-12	ramgeis	NF	no factor from 2^68 to 2^69
2018-03-12	ramgeis	NF	no factor from 2^67 to 2^68
2015-08-20	Tha	NF	no factor from 2^66 to 2^67
2014-07-22	Nesowa	NF	no factor from 2^65 to 2^66