75 852 431 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 2⁷⁷

TF target 2⁷⁴

P-1

B1 =	660000
B2 =	13035000

Status	Date	User	Residue	Shift
Unverified	2016-03-31	Vasily Voronin	E2C74CA70CC4C5__	28997635

History

Date	User	Type	Result
2020-10-29	-Anonymous-	NF	no factor from 2^76 to 2^77
2020-10-16	-Anonymous-	NF	no factor from 2^75 to 2^76
2016-03-31	Vasily Voronin	C-LL	E2C74CA70CC4C5__
2016-02-26	Architects Cubed	NF-PM1	B1=660000, B2=13035000, E=6
2016-02-23	dh1	NF	no factor from 2^74 to 2^75
2016-02-23	dh1	NF	no factor from 2^73 to 2^74
2016-02-23	dh1	NF	no factor from 2^72 to 2^73
2015-10-28	RichD0	NF	no factor from 2^71 to 2^72
2012-12-20	-Anonymous-	NF	no factor from 2^70 to 2^71
2011-07-12	lalera	NF	no factor from 2^69 to 2^70
2011-01-01	-Anonymous-	NF	no factor from 2^68 to 2^69
2011-01-01	arnaud	NF	no factor from 2^67 to 2^68
2010-12-25	-Anonymous-	NF	no factor from 2^66 to 2^67
2010-12-19	Marzbug	NF	no factor from 2^65 to 2^66
2010-08-12	Helmut Zulus	NF	no factor from 2^64 to 2^65
2009-06-01	Architects Cubed	NF	no factor from 2^63 to 2^64