5 384 003 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 2⁷²

TF target 2⁶⁶

P-1

B1 =	4000000
B2 =	10285831710

ECM

Digits	B1	Curves
25	50000	9 / 280

Estimated T-Level: 20.2 ⓘ

Status	Date	User	Residue	Shift
Verified	1998-07-21	Letourneau University Science Dept.	A0FEEAAE729525B9	0
Verified	2000-08-10	Timothy Garnett	A0FEEAAE729525B9	2176773

History

Date	User	Type	Result
2024-04-08	kracker	NF	no factor from 2^71 to 2^72
2022-09-19	Sid & Andy	NF-PM1	B1=4000000, B2=10285831710
2022-02-27	mikr	NF	no factor from 2^70 to 2^71
2021-12-15	Yxinity	NF	no factor from 2^69 to 2^70
2020-08-31	TJAOI	NF	no factor from 2^68 to 2^69
2019-12-11	King	NF-PM1	B1=1000000, B2=22500000, E=12
2019-07-07	Ivan M	NF-PM1	B1=85000, B2=1211250, E=6
2018-06-19	ramgeis	NF	no factor from 2^67 to 2^68
2016-08-12	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-08-20	snme2pm1	NF	no factor from 2^65 to 2^66
2014-12-25	VictordeHollander	NF	no factor from 2^64 to 2^65
2014-12-25	VictordeHollander	NF	no factor from 2^63 to 2^64
2010-10-09	Squeeky_Squirrel	NF-PM1	B1=60000, B2=960000, E=6
2009-08-22	Carsten Kossendey	NF-PM1	B1=25000, B2=350000
2009-05-19	GrunwalderGIMP	NF	no factor from 2^62 to 2^63