2 596 579 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
25965791	8	24.6	old
279141403230713	15	48.0	2014-03-21 12:31:29

ECM

Digits	B1	Curves
25	50000	125 / 280

Estimated T-Level: 22.2 ⓘ

TF below 2^69 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)	2017-10-15	Oliver Kruse	D926899FA31F6612	2	1352029	5	3
Verified	PRP without proof (not generated)	2017-12-02	storm5510	D926899FA31F6612	2	1623241	5	3

History

Date	User	Type	Result
2022-09-24	USAFSS	NF-PM1	B1=300000, B2=313610220
2017-12-02	storm5510	C-PRP	M2596579/25965791/279141403230713 : D926899FA31F6612
2017-10-15	Oliver Kruse	C-PRP	M2596579/25965791/279141403230713 : D926899FA31F6612
2014-03-21	TJAOI	F	Factor: 279141403230713

Username
Password