8 040 653 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
283545587393	12	38.0	old
725019295661001540887	21	69.3	2024-02-25 22:24:44

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-07-19	_p95holder_	9FD5DEA23986EB25	1	1564125	5	3
Verified (Factored)	2020-02-11	arnaud	9FD5DEA23986EB25	1	994455	5	3
Verified	2024-03-02	Perig	9FD5DEA23986EB25	2	2134294	5	3

P-1 factors

Date	Factor	B1	B2
2024-02-25	725019295661001540887	944000	944000

History

Date	User	Type	Result
2024-03-02	David Hruska	CERT	PRP Certification Proof certified good
2024-03-02	Perig	C-PRP	M8040653/283545587393/725019295661001540887 : 9FD5DEA23986EB25 PRP proof power = 8 PRP: Verified Proof certified good
2024-02-25	Stef42	F-PM1	Factor: 725019295661001540887 / (P-1, B1=944000)
2020-02-11	arnaud	C-PRP	M8040653/283545587393 : 9FD5DEA23986EB25 PRP: Verified (Factored) PRP without proof (not generated)
2018-07-19	_p95holder_	C-PRP	M8040653/283545587393 : 9FD5DEA23986EB25 PRP: Verified (Factored) PRP without proof (not generated)