3 152 147 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 =	9400000
B2 =	24089580900

ECM

Digits	B1	Curves
25	50000	113 / 280

Estimated T-Level: 22.0 ⓘ

Status	Date	User	Residue	Shift
Verified	1998-03-03	Stefan Muth	25F98027089843C9	0
Verified	1999-06-06	Carl Mikkelsen	25F98027089843C9	101859

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-03-26	TeebTimboe	factor ECM small		0.00 %	2024-03-29

History

Date	User	Type	Result
2023-04-03	Sid & Andy	NF-PM1	B1=9400000, B2=24089580900
2022-12-29	mikr	NF	no factor from 2^69 to 2^70
2021-06-14	TJAOI	NF	no factor from 2^68 to 2^69
2019-05-03	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2019-02-04	TJAOI	NF	no factor from 2^67 to 2^68
2017-04-22	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-11-24	HBendtz	NF-PM1	B1=500000, B2=12000000, e=12
2015-06-17	Tha	NF	no factor from 2^65 to 2^66
2015-02-11	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-11	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-09-04	Squeeky_Squirrel	NF-PM1	B1=110000, B2=2502500, E=6
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2011-11-04	markr	NF	no factor to 2^62
2011-09-07	Squeeky_Squirrel	NF-PM1	B1=55000, B2=948750, E=6
2009-07-03	Carsten Kossendey	NF-PM1	B1=15000, B2=183750
2009-04-09	S485122	NF	no factor from 2^60 to 2^61