2 431 501 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 2 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶³

Factored

Factor	Digits	Bits	Date
14589007	8	23.8	old
1314877932769	13	40.3	2008-07-14 20:23:50

ECM

Digits	B1	Curves
25	50000	222 / 280

Estimated T-Level: 24.0 ⓘ

TF below 2^75 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-10-13	Oliver Kruse	A8E45F0574370AF9	2	179027	5	3
Verified	PRP without proof (not generated)	2017-11-27	storm5510	A8E45F0574370AF9	2	384137	5	3

History

Date	User	Type	Result
2018-09-28	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-11-27	storm5510	C-PRP	M2431501/14589007/1314877932769 : A8E45F0574370AF9
2017-10-13	Oliver Kruse	C-PRP	M2431501/14589007/1314877932769 : A8E45F0574370AF9
2008-07-14	George Woltman	F-ECM	Factor: 1314877932769

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