73 643 533 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 =	635000
B2 =	12858750

Status	Date	User	Residue	Shift
Unverified	2016-03-14	Shnobel	B94A3F89F13ADC__	65404010

History

Date	User	Type	Result
2016-03-31	Mark Rose	NF	no factor from 2^57 to 2^64
2016-03-14	Shnobel	C-LL	B94A3F89F13ADC__
2015-10-19	TheJudger	NF-PM1	B1=635000, B2=12858750, E=12
2015-10-11	TheJudger	NF	no factor from 2^74 to 2^75
2015-10-11	TheJudger	NF	no factor from 2^73 to 2^74
2015-09-26	RichD0	NF	no factor from 2^72 to 2^73
2015-04-24	srow7	NF	no factor from 2^71 to 2^72
2013-07-05	Eratosthenes	NF	no factor from 2^70 to 2^71
2013-05-17	FredrikM	NF	no factor from 2^69 to 2^70
2010-08-31	-Anonymous-	NF	no factor from 2^68 to 2^69
2010-08-20	Erik	NF	no factor from 2^67 to 2^68
2010-08-19	jomateix	NF	no factor from 2^66 to 2^67
2010-08-13	GrunwalderGIMP	NF	no factor from 2^65 to 2^66
2010-06-09	-Anonymous-	NF	no factor from 2^64 to 2^65