2 441 941 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
93179584679	11	36.4	old
315097986307553	15	48.2	2008-09-30 14:37:01

ECM

Digits	B1	Curves
25	50000	132 / 280

Estimated T-Level: 22.4 ⓘ

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)	2017-10-13	Oliver Kruse	C0FBCA83D1EF8BBB	2	1349999	5	3
Verified	PRP without proof (not generated)	2017-11-27	storm5510	C0FBCA83D1EF8BBB	2	148137	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	M2441941/93179584679/315097986307553 : C0FBCA83D1EF8BBB
2017-10-13	Oliver Kruse	C-PRP	M2441941/93179584679/315097986307553 : C0FBCA83D1EF8BBB
2008-09-30	markr	F	Factor: 315097986307553

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