3 745 997 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁰

TF target 2⁶⁴

P-1

B1 =	7200000
B2 =	14697446610

ECM

Digits	B1	Curves
25	50000	151 / 280

Estimated T-Level: 22.7 ⓘ

Status	Date	User	Residue	Shift
Verified	1998-03-23	Prajak Chanprasit	9069B17078D5EC19	0
Verified	1999-08-31	Mauro Wajchenberg	9069B17078D5EC19	2647274

History

Date	User	Type	Result
2023-06-03	Sid & Andy	NF-PM1	B1=7200000, B2=14697446610
2023-02-13	Joss	NF-PM1	B1=1000000, B2=461556480
2022-11-01	Joss	NF-PM1	B1=1000000, B2=130364850
2021-03-20	axn	NF	no factor from 2^69 to 2^70
2020-12-09	axn	NF	no factor from 2^68 to 2^69
2018-07-23	TJAOI	NF	no factor from 2^67 to 2^68
2016-11-05	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-26	ramgeis	NF	no factor from 2^65 to 2^66
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-11-15	mikr	NF-PM1	B1=1600000, B2=66000000, E=12
2015-01-23	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-01-23	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-03-14	Squeeky_Squirrel	NF-PM1	B1=110000, B2=2035000, E=6
2012-05-10	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2011-05-06	markr	NF	no factor to 2^62
2009-07-07	Carsten Kossendey	NF-PM1	B1=20000, B2=265000
2009-03-05	S485122	NF	no factor from 2^60 to 2^61