8 045 659 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
8944343018983	13	43.0	old
18922568282047948943	20	64.0	2017-07-03 10:24:30
89741889392350850969	20	66.3	2020-01-08 11:33:40
2621495096098281630671	22	71.2	2024-03-27 16:14:08

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-07-20	_p95holder_	00257D30AE41591D	2	5136529	5	3
Verified (Factored)	2020-01-09	Niels_Mache_Nextcloud	00257D30AE41591D	3	3243064	5	3
Verified	2024-04-02	Perig	00257D30AE41591D	4	3959111	5	3

P-1 factors

Date	Factor	B1	B2
2024-03-27	2621495096098281630671	3000000	6791502900

History

Date	User	Type	Result
2024-04-02	knue	CERT	PRP Certification Proof certified good
2024-04-02	Perig	C-PRP	M8045659/8944343018983/18922568282047948943/89741889392350850969/2621495096098281630671 : 00257D30AE41591D PRP proof power = 8 PRP: Verified Proof certified good
2024-03-27	Stef42	F-PM1	Factor: 2621495096098281630671 / (P-1, B1=3000000, B2=6791502900)
2022-04-10	James Heinrich	NF	no factor from 2^65 to 2^66
2022-04-07	LordJulius	NF	no factor from 2^65 to 2^66
2020-01-09	Niels_Mache_Nextcloud	C-PRP	M8045659/8944343018983/18922568282047948943/89741889392350850969 : 00257D30AE41591D PRP: Verified (Factored) PRP without proof (not generated)
2020-01-08	TJAOI	F	Factor: 89741889392350850969 / TF: 66-67
2018-07-20	_p95holder_	C-PRP	M8045659/8944343018983/18922568282047948943 : 00257D30AE41591D PRP: Verified (Factored) PRP without proof (not generated)
2017-07-03	TJAOI	F	Factor: 18922568282047948943 / TF: 64-65