792 109 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
39752779748346822888329	23	75.1	2015-02-22 08:31:24

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Slowinski	3871	0
Verified (Factored)		Jim Howell	7C39C77D32623871	0
Verified (Factored)		Klaus Kastens	7C39C77D32623871	532193

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-28	Oliver Kruse	DF938BA6BF57B8CB	1	0	1	3
Verified	2017-10-13	Oliver Kruse	DF938BA6BF57B8CB	1	32144	1	3
Verified	2017-12-17	ATH	DF938BA6BF57B8CB	1	578771	1	3
Unverified (Reliable)	2020-04-21	Oliver Kruse	1AB1740FB63A9A__	1	78692	5	3

History

Date	User	Type	Result
2020-04-21	Oliver Kruse	C-PRP	M792109/39752779748346822888329 : 1AB1740FB63A9A__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-12-17	ATH	C-PRP	M792109/39752779748346822888329 : DF938BA6BF57B8CB PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-10-13	Oliver Kruse	C-PRP	M792109/39752779748346822888329 : DF938BA6BF57B8CB PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-28	Oliver Kruse	C-PRP	M792109/39752779748346822888329 : DF938BA6BF57B8CB PRP: Unverified (Reliable) PRP without proof (not generated)
2015-02-22	bam	F-ECM	Factor: 39752779748346822888329 / (ECM curve 3, B1=50000, B2=5000000)
2012-04-06	alpertron	NF-PM1	B1=10000000, B2=200000000, E=12
2012-01-14	Joss	NF-PM1	B1=898866
2011-08-28	Joss	NF-PM1	B1=449433
2011-07-12	Joss	NF-PM1	B1=269660
2010-06-09	Architects Cubed	NF	no factor from 2^60 to 2^61
2008-10-12	Sturle Sunde	NF	no factor from 2^59 to 2^60
2008-10-12	Sturle Sunde	NF	no factor from 2^58 to 2^59