75 104 851 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
4536921681790625197743721	25	81.9	2015-09-13 15:03:55

P-1 factors

Date	Factor	B1	B2
2015-09-13	4536921681790625197743721	655000	0

History

Date	User	Type	Result
2015-09-13	TheJudger	F-PM1	Factor: 4536921681790625197743721 / (P-1, B1=655000)
2015-09-04	endless_mike	NF	no factor from 2^74 to 2^75
2015-09-04	endless_mike	NF	no factor from 2^73 to 2^74
2015-09-04	endless_mike	NF	no factor from 2^72 to 2^73
2013-12-22	NoPa	NF	no factor from 2^71 to 2^72
2013-07-10	processinfo	NF	no factor from 2^70 to 2^71
2013-05-16	Per Jessen	NF	no factor from 2^69 to 2^70
2010-08-11	Ethan	NF	no factor from 2^68 to 2^69
2010-07-29	Bold_Seeker	NF	no factor from 2^67 to 2^68
2010-07-28	Bold_Seeker	NF	no factor from 2^66 to 2^67
2010-07-27	GrunwalderGIMP	NF	no factor from 2^65 to 2^66