3 026 929 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
69492055414789531394903	23	75.9	2020-10-08 16:06:51

ECM

Digits	B1	Curves
25	50000	17 / 280

Estimated T-Level: 20.3 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		dean mccully	AE915B6B0D070A11	0
Verified (Factored)	1999-05-30	Mikko Tuumanen	AE915B6B0D070A11	2733953

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-10-08	mrh	54D4D416BE59539D	1	1821732	5	3

History

Date	User	Type	Result
2022-09-07	Joss	NF-PM1	B1=1052692, B2=226749600
2022-01-23	Joss	NF-PM1	B1=1052692, B2=119912100
2021-01-14	Joss	NF-PM1	B1=302692, B2=3026929, E=6
2021-01-14	Joss	NF-PM1	B1=302692
2020-10-09	curtisc	CERT	PRP Certification Proof certified good
2020-10-08	mrh	C-PRP	M3026929/69492055414789531394903 : 54D4D416BE59539D PRP proof power = 7 PRP: Verified Proof certified good
2020-10-08	MarkS	F-ECM	Factor: 69492055414789531394903 / (ECM curve 1, B1=50000, B2=5000000, Sigma=7704552363785299)
2020-01-28	oodaira	NF-PM1	B1=32656184, B2=1861402488, E=12
2018-07-16	ramgeis	NF	no factor from 2^67 to 2^68
2017-06-06	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2017-04-30	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-04-26	USAFSS	NF-PM1	B1=205000, B2=5637500, E=12
2015-06-02	Tha	NF	no factor from 2^65 to 2^66
2015-02-07	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-07	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2010-10-13	markr	NF-PM1	B1=115000, B2=2357500, E=6
2010-10-06	Sid & Andy	NF	no factor from 2^61 to 2^62
2009-01-29	Jayson King	NF	no factor from 2^60 to 2^61