2 034 481 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
10796459437886874701252377	26	83.2	2021-09-16 16:19:36

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	145 / 640

Estimated T-Level: 26.1 ⓘ

TF below 2^82 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Jeffrey Wolfe	47182E7AFF578E9C	0
Verified (Factored)	1999-02-07	Yann Forget	47182E7AFF578E9C	36185
Verified (Factored)	2016-07-15	Mark Rose	47182E7AFF578E9C	184652

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-09-16	mnd9	F9E6EB1505896E75	1	3557	5	3

History

Date	User	Type	Result
2021-09-16	Ben Delo	CERT	PRP Certification Proof certified good
2021-09-16	mnd9	C-PRP	M2034481/10796459437886874701252377 : F9E6EB1505896E75 PRP proof power = 7 PRP: Verified Proof certified good
2021-09-16	mnd9	F-ECM	Factor: 10796459437886874701252377 / (ECM curve 7, B1=50000, B2=5000000, Sigma=1826114992608310)
2021-07-29	TJAOI	NF	no factor from 2^68 to 2^69
2019-05-16	mikr	NF-PM1	B1=4000000, B2=200000000, E=12
2019-03-20	chuenkit	NF	no factor from 2^67 to 2^68
2016-07-29	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-07-15	Mark Rose	C-LL	47182E7AFF578E9C
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-11-01	ramgeis	NF	no factor from 2^65 to 2^66
2015-10-05	Bruno Victal	NF-PM1	B1=500000, B2=15000000, E=12
2015-04-13	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-04-13	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-10-17	Joss	NF-PM1	B1=163096
2014-07-04	Joss	NF-PM1	B1=131548
2013-08-29	ramgeis	NF	no factor from 2^62 to 2^63
2012-02-10	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2009-01-29	markr	NF-PM1	B1=100000, B2=3000000, E=6
2009-01-02	Sturle Sunde	NF	no factor from 2^60 to 2^61