6 986 761 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 3 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
111788177	9	26.7	old
103929517308302849	18	56.5	2015-04-10 11:13:17
67501269670577551111	20	65.9	2019-06-19 12:52:39

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-01-26	trebor	1F5D1A9344E63B2D	2	1959645	5	3
Verified (Factored)	2019-02-19	ATH	1F5D1A9344E63B2D	2	2462336	5	3
Verified	2019-06-20	Niels_Mache_Nextcloud	1F5D1A9344E63B2D	3	938485	5	3

History

Date	User	Type	Result
2024-01-03	Stef42	NF-PM1	B1=843000, B2=2068771320
2022-03-20	LordJulius	NF	no factor from 2^64 to 2^65
2022-03-20	LordJulius	NF	no factor from 2^63 to 2^64
2019-06-20	Niels_Mache_Nextcloud	C-PRP	M6986761/111788177/103929517308302849/67501269670577551111 : 1F5D1A9344E63B2D PRP: Verified PRP without proof (not generated)
2019-06-19	TJAOI	F	Factor: 67501269670577551111 / TF: 65-66
2019-02-19	ATH	C-PRP	M6986761/111788177/103929517308302849 : 1F5D1A9344E63B2D PRP: Verified PRP without proof (not generated)
2018-01-26	trebor	C-PRP	M6986761/111788177/103929517308302849 : 1F5D1A9344E63B2D PRP: Verified PRP without proof (not generated)
2015-04-10	TJAOI	F	Factor: 103929517308302849 / TF: 56-57