2 932 679 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
1600543376706993832151	22	70.4	2020-10-05 13:27:51

ECM

Digits	B1	Curves
25	50000	28 / 280

Estimated T-Level: 20.5 ⓘ

TF below 2^63 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	1998-05-16	David Underbakke	70F15F96D48116E1	0
Verified (Factored)	1999-05-09	Gary Samad	70F15F96D48116E1	1048454
Verified (Factored)	2018-10-08	kkmrkkblmbrbk	70F15F96D48116E1	513151

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-10-07	LordJulius	EE614B4B42F4E7EC	1	1567223	5	3

History

Date	User	Type	Result
2020-10-07	Ben Delo	CERT	PRP Certification Proof certified good
2020-10-07	LordJulius	C-PRP	M2932679/1600543376706993832151 : EE614B4B42F4E7EC PRP proof power = 7 PRP: Verified Proof certified good
2020-10-05	daveward2005	F-ECM	Factor: 1600543376706993832151 / (ECM curve 3, B1=50000, B2=5000000, Sigma=335593094994622)
2018-12-20	chuenkit	NF	no factor from 2^67 to 2^68
2018-10-08	kkmrkkblmbrbk	C-LL	70F15F96D48116E1
2017-11-23	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^60
2016-02-23	ramgeis	NF	no factor from 2^65 to 2^66
2015-04-29	VictordeHollander	NF-PM1	B1=1000000, B2=20000000, E=12
2015-04-25	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-04-25	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2011-12-19	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2010-11-09	markr	NF-PM1	B1=105000, B2=2283750, E=6
2009-02-13	Sturle Sunde	NF	no factor from 2^60 to 2^61