3 642 559 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
10838674223971788270673	23	73.2	2015-09-10 06:21:55

ECM

Digits	B1	Curves
25	50000	7 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Tom Carney	13EA3E43C41E2BAA	0
Verified (Factored)	1999-07-30	Sam Robertson	13EA3E43C41E2BAA	887203

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-11	Oliver Kruse	AD1D23000253A8E2	1	2884894	5	3
Verified	2017-12-19	kkmrkkblmbrbk	AD1D23000253A8E2	1	379391	5	3

History

Date	User	Type	Result
2022-05-25	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-22	Joss	NF-PM1	B1=100000
2022-03-05	Joss	NF-PM1	B1=90000
2017-12-19	kkmrkkblmbrbk	C-PRP	M3642559/10838674223971788270673 : AD1D23000253A8E2 PRP: Verified PRP without proof (not generated)
2017-11-11	Oliver Kruse	C-PRP	M3642559/10838674223971788270673 : AD1D23000253A8E2 PRP: Verified PRP without proof (not generated)
2015-09-10	bam	F-ECM	Factor: 10838674223971788270673 / (ECM curve 1, B1=50000, B2=5000000)
2015-01-22	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-01-22	VictordeHollander	NF	no factor from 2^63 to 2^64
2012-06-20	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2012-01-26	Squeeky_Squirrel	NF-PM1	B1=90000, B2=1620000, E=6
2011-05-19	markr	NF	no factor to 2^62
2009-07-07	Carsten Kossendey	NF-PM1	B1=20000, B2=245000
2009-03-10	S485122	NF	no factor from 2^60 to 2^61