65 196 281 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	580000
B2 =	11310000

Status	Date	User	Residue	Shift
Verified	2014-04-07	Amazon EC2	15912E201C796587	22131906
Verified	2023-03-01	Jack The Ripper	15912E201C796587	36969600

History

Date	User	Type	Result
2023-03-01	Jack The Ripper	C-LL	15912E201C796587
2022-03-02	La Güira	NF	no factor from 2^74 to 2^75
2016-03-28	Mark Rose	NF	no factor from 2^60 to 2^63
2014-04-07	Amazon EC2	C-LL	15912E201C796587
2014-01-07	Team_Inspector	NF-PM1	B1=580000, B2=11310000
2013-12-27	Bdot	NF	no factor from 2^73 to 2^74
2013-12-23	Kyle Askine	NF	no factor from 2^72 to 2^73
2013-11-28	bayanne	NF	no factor from 2^71 to 2^72
2012-06-11	Jacques MOLNE	NF	no factor from 2^70 to 2^71
2012-01-17	Simon Harrison	NF	no factor from 2^69 to 2^70
2009-12-30	Torchwood Institute	NF	no factor from 2^68 to 2^69
2009-12-25	Torchwood Institute	NF	no factor from 2^67 to 2^68
2009-03-22	cawgod	NF	no factor from 2^66 to 2^67
2009-03-20	Sturle Sunde	NF	no factor from 2^65 to 2^66
2009-03-18	Vatjworst	NF	no factor from 2^64 to 2^65
2009-01-06	Wojciech Florek	NF	no factor from 2^63 to 2^64