1 627 793 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
9766759	7	23.2	old
23674621393	11	34.5	2008-07-15 07:44:33
5791076772111089	16	52.4	2014-08-05 10:43:55
1339455853305762132287	22	70.2	2018-11-19 23:12:02

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	134 / 640

Estimated T-Level: 26.0 ⓘ

TF below 2^82 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-02	Oliver Kruse	EBC310191167DDB7	3	0	1	3
Verified (Factored)	2017-11-01	kkmrkkblmbrbk	EBC310191167DDB7	3	681388	1	3
Verified	2018-11-22	Ducho_YYZ	635899CF07F1BADF	4	667765	5	3
Verified	2018-11-30	irowiki	635899CF07F1BADF	4	91207	5	3

History

Date	User	Type	Result
2018-11-30	irowiki	C-PRP	M1627793/9766759/23674621393/5791076772111089/1339455853305762132287 : 635899CF07F1BADF PRP: Verified PRP without proof (not generated)
2018-11-22	Ducho_YYZ	C-PRP	M1627793/9766759/23674621393/5791076772111089/1339455853305762132287 : 635899CF07F1BADF PRP: Verified PRP without proof (not generated)
2018-11-19	rucio	F-ECM	Factor: 1339455853305762132287 / (ECM curve 3, B1=50000, B2=5000000)
2017-11-01	kkmrkkblmbrbk	C-PRP	M1627793/9766759/23674621393/5791076772111089 : EBC310191167DDB7 PRP: Verified PRP without proof (not generated)
2017-10-02	Oliver Kruse	C-PRP	M1627793/9766759/23674621393/5791076772111089 : EBC310191167DDB7 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2014-08-05	TJAOI	F	Factor: 5791076772111089
2008-07-15	J Feitsma	F	Factor: 23674621393