87 956 633 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	710000
B2 =	13490000

Status	Date	User	Residue	Shift	Software
Unverified	2019-03-13	patgie	C4E3483DBB31DB__	12034	CUDALucas v2.06beta

History

Date	User	Type	Result
2019-03-13	patgie	C-LL	C4E3483DBB31DB__
2018-06-25	ATH	NF-PM1	B1=710000, B2=13490000
2018-03-19	Strolling Jellyfish	NF	no factor TF: 75-76
2018-03-19	Strolling Jellyfish	NF	no factor TF: 74-75
2017-06-12	-anonymous-	NF	no factor TF: 73-74
2017-05-12	Greg	NF	no factor TF: 72-73
2013-06-27	SRS Technology	NF	no factor TF: 71-72
2013-06-27	SRS Technology	NF	no factor TF: 70-71
2013-03-19	-anonymous-	NF	no factor TF: 69-70
2013-03-09	g0b	NF	no factor TF: 68-69
2013-03-08	Freaks32	NF	no factor TF: 67-68
2012-10-08	Stef42	NF	no factor TF: 66-67
2012-10-06	kracker	NF	no factor TF: 65-66
2010-11-19	Architects Cubed	NF	no factor TF: 64-65