3 213 349 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
96564065913014879833	20	66.4	2014-05-06 07:37:21

ECM

Digits	B1	Curves
25	50000	9 / 280

Estimated T-Level: 20.2 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		George Woltman	B795F698EB32093F	0
Verified (Factored)		Dax Prather	B795F698EB32093F	0
Verified (Factored)	2000-01-04	Chris Proctor	B795F698EB32093F	840950

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-01	Oliver Kruse	67837E1B7461D5F6	1	2229957	5	3
Verified	2017-12-14	kkmrkkblmbrbk	67837E1B7461D5F6	1	2988636	5	3

History

Date	User	Type	Result
2022-04-03	LordJulius	NF	no factor from 2^65 to 2^66
2022-04-03	LordJulius	NF	no factor from 2^64 to 2^65
2022-04-03	LordJulius	NF	no factor from 2^63 to 2^64
2022-02-07	Joss	NF-PM1	B1=1000000, B2=119912100
2021-05-19	Joss	NF	no factor from 2^67 to 2^68
2021-01-17	Joss	NF-PM1	B1=321334, B2=3213349, E=6
2017-12-14	kkmrkkblmbrbk	C-PRP	M3213349/96564065913014879833 : 67837E1B7461D5F6 PRP: Verified PRP without proof (not generated)
2017-11-01	Oliver Kruse	C-PRP	M3213349/96564065913014879833 : 67837E1B7461D5F6 PRP: Verified PRP without proof (not generated)
2014-05-06	Lukasz Wrobel	F-ECM	Factor: 96564065913014879833
2013-01-03	dbaugh	NF	no factor from 2^62 to 2^63
2011-10-24	markr	NF	no factor to 2^62
2011-09-26	USAFSS	NF-PM1	B1=60000, B2=1035000, E=6
2009-07-03	Carsten Kossendey	NF-PM1	B1=15000, B2=191250
2009-04-07	S485122	NF	no factor from 2^60 to 2^61