8 126 297 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
82719590609090399807	20	66.2	2012-09-22 14:52:28
34965568416122030472151	23	74.9	2012-09-22 14:52:28

Status	Date	User	Residue	Shift
Verified (Factored)	2000-03-01	John Kissane	2008B1F6E7913B84	7333886
Verified (Factored)	2003-02-16	Ars Technica Team Prime Rib	2008B1F6E7913B84	3198076

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-04	kkmrkkblmbrbk	643EF548F36F60E0	2	1100151	5	3
Verified	2020-02-15	Luigi Morelli	643EF548F36F60E0	2	5602997	5	3

History

Date	User	Type	Result
2023-04-16	Flaukrotist	NF	no factor from 2^68 to 2^69
2022-12-10	Flaukrotist	NF-PM1	B1=2200000, B2=1908376140
2022-04-09	LordJulius	NF	no factor from 2^65 to 2^66
2022-04-09	LordJulius	NF	no factor from 2^64 to 2^65
2022-04-09	LordJulius	NF	no factor from 2^1 to 2^64
2022-03-31	Flaukrotist	NF	no factor from 2^67 to 2^68
2020-02-15	Luigi Morelli	C-PRP	M8126297/82719590609090399807/34965568416122030472151 : 643EF548F36F60E0 PRP: Verified PRP without proof (not generated)
2018-06-04	kkmrkkblmbrbk	C-PRP	M8126297/82719590609090399807/34965568416122030472151 : 643EF548F36F60E0 PRP: Verified PRP without proof (not generated)
2012-09-22	James Heinrich	F-ECM	Factor: 2892337504795755796678616422873089569274857