8 064 347 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
11949611345329858997441	23	73.3	2011-06-21 02:02:52

Status	Date	User	Residue	Shift
Verified (Factored)	2000-03-27	Alex_Alaniz	9DC9A61623F0935B	6496150
Verified (Factored)	2002-09-07	Thomas Fehr	9DC9A61623F0935B	743105

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-31	_p95holder_	D603994D9B14E345	1	3489164	5	3
Verified	2020-01-24	Nesowa	D603994D9B14E345	1	4010139	5	3

History

Date	User	Type	Result
2025-01-02	Stef42	NF-PM1	B1=1096000, B2=1793869350
2020-01-24	Nesowa	C-PRP	M8064347/11949611345329858997441 : D603994D9B14E345 PRP: Verified PRP without proof (not generated)
2018-07-31	_p95holder_	C-PRP	M8064347/11949611345329858997441 : D603994D9B14E345 PRP: Verified PRP without proof (not generated)
2011-06-21	James Heinrich	F-PM1	Factor: 11949611345329858997441