3 092 039 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
76206028203870219652258817	26	86.0	2021-09-15 07:28:13

ECM

Digits	B1	Curves
25	50000	76 / 280

Estimated T-Level: 21.4 ⓘ

TF below 2^66 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Clinton Ruoho	571096FADE108DD9	0
Verified (Factored)	1999-06-06	EDNY	571096FADE108DD9	1260944

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-09-19	Luminescence	9B84282AF02B8A61	1	1742231	5	3

History

Date	User	Type	Result
2022-02-20	Joss	NF-PM1	B1=1000000, B2=128282700
2022-01-20	Joss	NF	no factor from 2^67 to 2^68
2021-09-19	ky0uraku	CERT	PRP Certification Proof certified good
2021-09-19	Luminescence	C-PRP	M3092039/76206028203870219652258817 : 9B84282AF02B8A61 PRP proof power = 7 PRP: Verified Proof certified good
2021-09-15	Sergey Nosov	F-ECM	Factor: 76206028203870219652258817 / (ECM curve 4, B1=50000, B2=5000000)
2021-03-08	TJAOI	NF	no factor from 2^68 to 2^69
2018-08-13	ramgeis	NF	no factor from 2^67 to 2^68
2018-05-02	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2017-05-18	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-06-11	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
2013-01-09	Squeeky_Squirrel	NF-PM1	B1=210000, B2=5985000, E=12
2013-01-03	dbaugh	NF	no factor from 2^62 to 2^63
2011-11-29	Sid & Andy	NF	no factor from 2^61 to 2^62
2010-11-08	Oscar Östlin	NF-PM1	B1=55000, B2=976250, E=6
2009-07-03	Carsten Kossendey	NF-PM1	B1=15000, B2=180000
2009-02-13	Sturle Sunde	NF	no factor from 2^60 to 2^61