34 923 433 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 2⁷⁵

TF target 2⁷¹

P-1

B1 =	410000
B2 =	11070000

Status	Date	User	Residue	Shift	Software
Verified	2006-02-01	Robert Blough	62185B97C29ED99A	22483116	Windows,Prime95,v22,(aka WY1)
Verified	2015-11-23	Dubslow	62185B97C29ED99A	21402010	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2024-06-27	Ahmed Azhad	NF	no factor TF: 69-70
2020-12-10	-anonymous-	NF	no factor TF: 74-75
2020-03-15	-anonymous-	NF	no factor TF: 73-74
2019-10-31	-anonymous-	NF	no factor TF: 71-72
2019-10-31	-anonymous-	NF	no factor TF: 72-73
2015-11-23	Dubslow	C-LL	62185B97C29ED99A
2014-04-27	Devin	NF	no factor TF: 70-71
2014-04-25	Architects Cubed	NF	no factor TF: 69-70
2013-01-24	David Campeau	NF	no factor TF: 68-69
2006-02-01	-anonymous-	C-LL	62185B97C29ED99A
2005-11-27	-anonymous-	NF-PM1	B1=410000, B2=11070000
2005-11-13	-anonymous-	NF	no factor TF: 1-68
2005-10-04	TheJudger	NF	no factor TF: 1-67