8 017 783 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
300965307160899546871	21	68.0	old

Status	Date	User	Residue	Shift
Verified (Factored)	2000-04-27	Johannes Dörnte	1A5FBE6E88047F5C	67196

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-12	_p95holder_	16E6441EF9289606	1	5713845	5	3
Verified	2020-01-01	Alvin Bunk	16E6441EF9289606	1	5244888	5	3

History

Date	User	Type	Result
2024-02-24	Stef42	NF-PM1	B1=937000, B2=1792472220
2020-01-01	Alvin Bunk	C-PRP	M8017783/300965307160899546871 : 16E6441EF9289606 PRP: Verified PRP without proof (not generated)
2018-07-12	_p95holder_	C-PRP	M8017783/300965307160899546871 : 16E6441EF9289606 PRP: Verified PRP without proof (not generated)