4 032 437 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 4 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
24194623	8	24.5	old
1000044377	10	29.9	2008-09-07 21:14:27
47725569388793	14	45.4	2008-09-07 21:14:27
197091842533697	15	47.5	2014-03-06 11:39:20

ECM

Digits	B1	Curves
25	50000	3 / 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	Number of known factors	Shift	Type	Base
Verified	2017-11-12	kkmrkkblmbrbk	1EE8E15B107879F5	4	2446384	5	3
Verified	2018-01-07	Oliver Kruse	1EE8E15B107879F5	4	556372	5	3

History

Date	User	Type	Result
2022-08-18	USAFSS	NF-PM1	B1=180000, B2=96593640
2018-01-07	Oliver Kruse	C-PRP	M4032437/24194623/1000044377/47725569388793/197091842533697 : 1EE8E15B107879F5 PRP: Verified PRP without proof (not generated)
2017-11-12	kkmrkkblmbrbk	C-PRP	M4032437/24194623/1000044377/47725569388793/197091842533697 : 1EE8E15B107879F5 PRP: Verified PRP without proof (not generated)
2014-03-06	TJAOI	F	Factor: 197091842533697
2008-09-07	Will Edgington	F	Factor: 47725569388793
2008-09-07	Will Edgington	F	Factor: 1000044377