2 694 733 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
16283602297403259703	20	63.8	2015-02-23 17:25:40

ECM

Digits	B1	Curves
25	50000	65 / 280

Estimated T-Level: 21.2 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Herb Savage	AABBB7E4EA2B758F	0
Verified (Factored)	1999-04-23	Aaron B	AABBB7E4EA2B758F	1708819

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-19	Oliver Kruse	200EFC54632B032B	1	1030331	5	3
Verified	2017-12-04	kkmrkkblmbrbk	200EFC54632B032B	1	1366565	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-12-04	kkmrkkblmbrbk	C-PRP	M2694733/16283602297403259703 : 200EFC54632B032B PRP: Verified PRP without proof (not generated)
2017-10-19	Oliver Kruse	C-PRP	M2694733/16283602297403259703 : 200EFC54632B032B PRP: Verified PRP without proof (not generated)
2015-02-23	VictordeHollander	F	Factor: 16283602297403259703 / TF: 63-64
2013-01-14	dbaugh	NF	no factor from 2^62 to 2^63
2012-05-02	markr	NF	no factor from 2^61 to 2^62
2011-03-05	James Heinrich	NF-PM1	B1=300000, B2=8000000, E=12
2011-01-15	Joss	NF-PM1	B1=50000
2010-12-26	Joss	NF-PM1	B1=30000
2010-12-22	Joss	NF-PM1	B1=20000
2009-01-30	Sturle Sunde	NF	no factor from 2^60 to 2^61