43 008 697 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 2⁷⁶

TF target 2⁷²

P-1

B1 =	800000
B2 =	16000000

Status	Date	User	Residue	Shift
Verified	2009-05-02	Sturle Sunde	8BB10012B65821AF	38922386
Verified	2016-12-21	Eugene	8BB10012B65821AF	42462870

History

Date	User	Type	Result
2021-02-27	-Anonymous-	NF	no factor from 2^75 to 2^76
2021-02-25	-Anonymous-	NF	no factor from 2^74 to 2^75
2020-04-21	Tha	NF-PM1	B1=800000, B2=16000000, E=12
2020-01-19	-Anonymous-	NF	no factor from 2^73 to 2^74
2018-12-25	-Anonymous-	NF	no factor from 2^72 to 2^73
2016-12-21	Eugene	C-LL	8BB10012B65821AF
2015-09-09	fre_games	NF	no factor from 2^71 to 2^72
2014-01-25	ktony	NF	no factor from 2^70 to 2^71
2014-01-25	ktony	NF	no factor from 2^69 to 2^70
2014-01-25	ktony	NF	no factor from 2^68 to 2^69
2009-05-02	Sturle Sunde	C-LL	8BB10012B65821AF