3 039 103 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: proven not-prime with Lucas-Lehmer test

TF

No factors below 2⁷¹

TF target 2⁶⁴

TF below 2^76 is very unlikely to find new factors due to ECM effort.

P-1

B1 =	10000000
B2 =	20182652490

ECM

Digits	B1	Curves
25	50000	246 / 280

Estimated T-Level: 24.4 ⓘ

Status	Date	User	Residue	Shift
Verified		Don Sandstrom	A1E99B0F8D714A81	0
Verified	1999-06-15	Rene H. Larsen	A1E99B0F8D714A81	1558698

History

Date	User	Type	Result
2025-09-13	Joss	NF-PM1	B1=10000000, B2=20182652490
2024-03-24	Joss	NF-PM1	B1=10000000, B2=10000856250
2022-06-20	mikr	NF	no factor from 2^70 to 2^71
2022-04-12	mikr	NF	no factor from 2^69 to 2^70
2021-04-08	TJAOI	NF	no factor from 2^68 to 2^69
2020-10-20	oodaira	NF-PM1	B1=32586791, B2=1857447087, E=12
2018-07-22	ramgeis	NF	no factor from 2^67 to 2^68
2017-08-04	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2017-07-30	Joss	NF-PM1	B1=390000, B2=3900000, E=6
2017-05-04	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-01-04	Joss	NF-PM1	B1=132000
2016-10-10	Squeeky_Squirrel	NF-PM1	B1=195000, B2=5313750, E=6
2015-06-03	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
2010-10-21	Sid & Andy	NF	no factor from 2^61 to 2^62
2010-10-08	markr	NF-PM1	B1=110000, B2=2420000, E=6
2009-02-13	Sturle Sunde	NF	no factor from 2^60 to 2^61