2 432 351 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 1 known prime factor. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶³

Factored

Factor	Digits	Bits	Date
10531990773809074446885287	26	83.1	2014-04-27 07:13:48

P-1 factors

Date	Factors	B1	B2
2014-04-27	10531990773809074446885287	1986400	69524000

ECM

Digits	B1	Curves
25	50000	209 / 280

Estimated T-Level: 23.7 ⓘ

TF below 2^74 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift	Software
Factored		Jean Penné	B4C02C068F8E5361	0	Linux 32-bit,Prime95,v14,(aka WQ2)
Factored	1999-04-02	Galena High School	B4C02C068F8E5361	1282715	Windows,Prime95,v17,(aka WT1)

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-10-13	Oliver Kruse	9A7DD6EF207A9292	1	1443453	5	3
Verified	PRP without proof (not generated)	2017-11-27	storm5510	9A7DD6EF207A9292	1	791387	5	3

History

Date	User	Type	Result
2022-03-10	LordJulius	NF	no factor TF: 1-60
2018-09-28	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-11-27	storm5510	C-PRP	M2432351/10531990773809074446885287 : 9A7DD6EF207A9292
2017-10-13	Oliver Kruse	C-PRP	M2432351/10531990773809074446885287 : 9A7DD6EF207A9292
2014-04-27	mikr	F-PM1	Factor: 10531990773809074446885287
2013-12-04	Jerry Hallett	NF	no factor TF: 62-63
2012-06-05	Sebastian Hornbostel	NF	no factor TF: 61-62
2011-01-24	Oscar Östlin	NF-PM1	B1=95000, B2=1923750, E=6
2011-01-01	Oscar Östlin	NF-PM1	B1=75011
2010-11-17	Joss	NF-PM1	B1=20000
2009-01-16	Sturle Sunde	NF	no factor TF: 60-61
2003-10-31	Team Prime Rib	NF-PM1	B1=15000, B2=217500
2003-10-14	-anonymous-	NF-PM1	B1=2048, B2=204800
1999-04-13	cmorton	C-LL	B4C02C068F8E5361
1999-04-13	cmorton	NF	no factor TF: 1-59
1999-04-02	cmorton	C-LL	B4C02C068F8E5361
1999-03-15	cmorton	NF	no factor TF: 1-59