78 104 123 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 2⁷⁵

P-1

B1 =	785000
B2 =	17858750

Status	Date	User	Residue	Shift
Verified	2016-02-17	-Anonymous-	41C4D5A26EE85C29	13173997
Verified	2018-02-14	kkmrkkblmbrbk	41C4D5A26EE85C29	48644620

History

Date	User	Type	Result
2018-02-14	kkmrkkblmbrbk	C-LL	41C4D5A26EE85C29
2016-04-04	Mark Rose	NF	no factor from 2^62 to 2^64
2016-02-17	-Anonymous-	C-LL	41C4D5A26EE85C29
2015-10-17	Tim Sorbera	NF	no factor from 2^74 to 2^75
2015-10-17	Tim Sorbera	NF	no factor from 2^73 to 2^74
2015-10-13	aurashift	NF-PM1	B1=785000, B2=17858750, E=12
2015-07-14	Judge Hale	NF	no factor from 2^72 to 2^73
2014-01-08	snme2pm1	NF	no factor from 2^71 to 2^72
2013-01-15	Simon Harrison	NF	no factor from 2^70 to 2^71
2012-04-11	-Anonymous-	NF	no factor from 2^69 to 2^70
2012-04-06	-Anonymous-	NF	no factor from 2^68 to 2^69
2012-03-31	oodaira	NF	no factor from 2^67 to 2^68
2011-06-18	Carsten Kossendey	NF	no factor from 2^66 to 2^67
2011-02-22	vapaddy	NF	no factor from 2^65 to 2^66
2010-10-22	-Anonymous-	NF	no factor from 2^64 to 2^65