71 665 849 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 2⁷⁴

P-1

B1 =	680000
B2 =	17000000

Status	Date	User	Residue	Shift
Unverified	2017-03-21	Shnobel	D51F1B11A35F88__	55585473

History

Date	User	Type	Result
2023-01-17	tottenhoff	NF	no factor from 2^75 to 2^76
2017-03-21	Shnobel	C-LL	D51F1B11A35F88__
2016-08-05	-Anonymous-	NF	no factor from 2^74 to 2^75
2015-03-26	Craig Meyers	NF-PM1	B1=680000, B2=17000000, e=6
2015-03-23	blip	NF	no factor from 2^73 to 2^74
2015-02-28	el grocco	NF	no factor from 2^72 to 2^73
2015-02-05	el grocco	NF	no factor from 2^71 to 2^72
2013-05-05	Sam Irons	NF	no factor from 2^70 to 2^71
2012-05-08	omiXorp	NF	no factor from 2^69 to 2^70
2010-08-24	Radek Eron	NF	no factor from 2^68 to 2^69
2010-07-24	Radek Eron	NF	no factor from 2^67 to 2^68
2010-06-29	-Anonymous-	NF	no factor from 2^66 to 2^67
2010-04-26	oodaira	NF	no factor from 2^65 to 2^66
2010-04-25	-Anonymous-	NF	no factor from 2^64 to 2^65
2008-10-14	-Anonymous-	NF	no factor to 2^64