109 512 329 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	1500000
B2 =	75000000

Status	Date	User	Residue	Shift	Software
Bad	2017-03-10	Christoph Zenger	CC8A99728CB851BC	80020387	Windows 64-bit,Prime95,v28.10,build 1
Verified	2023-03-29	Christoph Zenger	CA45909E00F8DAB5	99051268	Windows 64-bit,Prime95,v29.8,build 6
Verified	2023-03-30	Kriesel	CA45909E00F8DAB5	0	gpuowl,v6.11-380-g79ea0cc

History

Date	User	Type	Result
2023-03-30	Kriesel	C-LL	CA45909E00F8DAB5
2023-03-29	Christoph Zenger	C-LL	CA45909E00F8DAB5
2023-02-09	riccardo uberti	NF-PM1	B1=1500000, B2=75000000
2020-08-27	Runtime Error	NF	no factor TF: 76-77
2020-05-03	Greg Hogan	NF	no factor TF: 75-76
2019-06-08	GROBERTS	NF	no factor TF: 74-75
2018-06-18	Christoph Zenger	NF	no factor TF: 73-74
2018-06-18	Christoph Zenger	NF	no factor TF: 72-73
2017-03-10	Christoph Zenger	C-LL	CC8A99728CB851BC
2017-02-02	Christoph Zenger	NF	no factor TF: 71-72
2017-02-02	Christoph Zenger	NF-PM1	B1=1140000, B2=32205000
2014-11-06	wombatman	NF	no factor TF: 70-71
2014-11-05	wombatman	NF	no factor TF: 69-70
2014-11-04	SMoffat	NF	no factor TF: 68-69
2013-10-16	ANONYMOUS	NF	no factor TF: 67-68
2013-10-12	Cow_tipping	NF	no factor TF: 66-67
2012-06-06	Richard	NF	no factor TF: 65-66
2010-09-18	Richard	NF	no factor TF: 64-65
2010-04-29	sasaki3	NF	no factor TF: 63-64