2 336 063 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
1800146914373977325097837292993	31	100.5	2010-03-02 13:00:52

ECM

Digits	B1	Curves
25	50000	199 / 280

Estimated T-Level: 23.6 ⓘ

TF below 2^73 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Mark Crosby	8B99E16E13831793	0
Verified (Factored)	1999-03-01	Allister Wei	8B99E16E13831793	1190933

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-12	Oliver Kruse	BCB51B83DBCFD3EE	1	0	1	3
Verified	2017-11-24	kkmrkkblmbrbk	BCB51B83DBCFD3EE	1	308550	1	3

History

Date	User	Type	Result
2021-04-12	ViliamF	NF-PM1	B1=5000000, B2=505000000
2018-03-18	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2017-11-24	kkmrkkblmbrbk	C-PRP	M2336063/1800146914373977325097837292993 : BCB51B83DBCFD3EE PRP: Verified PRP without proof (not generated)
2017-10-12	Oliver Kruse	C-PRP	M2336063/1800146914373977325097837292993 : BCB51B83DBCFD3EE PRP: Verified PRP without proof (not generated)
2010-03-02	Bud	F-PM1	Factor: 1800146914373977325097837292993
2009-01-14	Sturle Sunde	NF	no factor from 2^60 to 2^61