47 514 347 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
124573579690060687676759	24	76.7	2019-05-21 10:54:47

Status	Date	User	Residue	Shift
Verified (Factored)	2010-01-04	-Anonymous-	19DCF5777D6AF5A9	38160779
Verified (Factored)	2019-05-05	monst	19DCF5777D6AF5A9	17824877

P-1 factors

Date	Factor	B1	B2
2019-05-21	124573579690060687676759	1000000	0

History

Date	User	Type	Result
2019-05-21	Sid & Andy	F-PM1	Factor: 124573579690060687676759 / (P-1, B1=1000000)
2019-05-20	Sid & Andy	NF	no factor from 2^73 to 2^74
2019-05-05	monst	C-LL	19DCF5777D6AF5A9
2017-12-25	LingUaan	NF	no factor from 2^72 to 2^73
2015-12-04	-Anonymous-	NF	no factor from 2^71 to 2^72
2015-10-13	Mark Rose	NF	no factor from 2^70 to 2^71
2015-08-24	Gordon Spence	NF	no factor from 2^69 to 2^70
2010-01-04	-Anonymous-	C-LL	19DCF5777D6AF5A9
2009-09-21	-Anonymous-	NF-PM1	B1=740000