7 978 889 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

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

Factored

Factor	Digits	Bits	Date
1069171127	10	30.0	old
939941848200401	15	49.7	2014-05-09 18:30:40

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-02	_p95holder_	7482ACCDB9506270	2	3838349	5	3
Verified	2019-12-17	marssystems	7482ACCDB9506270	2	4213672	5	3

History

Date	User	Type	Result
2024-02-14	Stef42	NF-PM1	B1=859000, B2=1420146000
2019-12-17	marssystems	C-PRP	M7978889/1069171127/939941848200401 : 7482ACCDB9506270 PRP: Verified PRP without proof (not generated)
2018-07-02	_p95holder_	C-PRP	M7978889/1069171127/939941848200401 : 7482ACCDB9506270 PRP: Verified PRP without proof (not generated)
2014-05-09	TJAOI	F	Factor: 939941848200401