35 205 953 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 2⁷⁴

TF target 2⁷¹

P-1

B1 =	500000
B2 =	9000000

Status	Date	User	Residue	Shift	Software
Bad	2006-04-14	Nathan Corwin	BBE00955F6ACAFC0	28401487	Windows,Prime95,v23,(aka WZ1)
Bad	2007-02-20	Randy McReynolds	6EB44EDDF911F1AA	6562037	Windows,Prime95,v24 final,(aka Wc1)
Verified	2009-03-12	ahmerali	144E59638A38C50F	26344810	Windows,Prime95,v23,NT service,(aka WZ5)
Verified	2015-05-12	MadPoo 🙂	144E59638A38C50F	28532648	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2022-02-26	Luminescence	NF	no factor TF: 67-68
2022-02-26	Luminescence	NF	no factor TF: 61-66
2020-02-28	-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
2015-05-12	MadPoo 🙂	C-LL	144E59638A38C50F
2015-03-30	HBendtz	NF-PM1	B1=500000, B2=9000000, E=12
2014-06-25	Architects Cubed	NF	no factor TF: 70-71
2014-06-08	kracker	NF	no factor TF: 69-70
2009-03-12	ahmerali	C-LL	144E59638A38C50F
2007-02-20	rx7350	C-LL	6EB44EDDF911F1AA
2006-04-14	-anonymous-	C-LL	BBE00955F6ACAFC0
2006-03-01	-anonymous-	NF	no factor TF: 1-69
2006-03-01	-anonymous-	NF-PM1	B1=485000
2006-01-15	-anonymous-	NF	no factor TF: 1-67
2004-12-13	-anonymous-	NF	no factor TF: 1-61