72 823 183 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: 1 known prime factor

Trial Factored to 2⁷⁵

TF target 2⁷⁴

Factored

Factor	Digits	Bits	Date
327665324695537201343	21	68.2	2015-01-16 04:25:28

P-1 factors

Date	Factors	B1	B2
2015-01-16	327665324695537201343	625000	12500000

History

Date	User	Type	Result
2015-01-16	kurly	F-PM1	Factor: 327665324695537201343 / B1=625000, B2=12500000
2015-01-08	kdgehman	NF	no factor TF: 74-75
2015-01-08	kdgehman	NF	no factor TF: 73-74
2015-01-08	kdgehman	NF	no factor TF: 72-73
2015-01-08	kdgehman	NF	no factor TF: 71-72
2014-06-27	Mark Rose	NF	no factor TF: 70-71
2013-01-02	Clown_Royal	NF	no factor TF: 69-70
2010-05-31	sannerud.com	NF	no factor TF: 68-69
2010-05-31	eon_blue_apocalypse	NF	no factor TF: 67-68
2010-05-29	E.Lechner	NF	no factor TF: 66-67
2010-05-27	Martin Prusa	NF	no factor TF: 65-66
2010-05-22	E.Lechner	NF	no factor TF: 64-65
2008-09-19	Wojciech Florek	NF	no factor TF: 1-64