50 004 413 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
2473715449713801051296749921	28	91.0	2019-02-02 14:46:33

Status	Date	User	Residue	Shift
Verified (Factored)	2013-03-13	Steve Jacobson	3296B2B5D32E9436	42992225
Verified (Factored)	2016-11-02	-Anonymous-	3296B2B5D32E9436	19869088

P-1 factors

Date	Factor	B1	B2
2019-02-02	2473715449713801051296749921	1800000	50000000

History

Date	User	Type	Result
2019-02-02	mikr	F-PM1	Factor: 2473715449713801051296749921 / (P-1, B1=1800000, B2=50000000, E=6)
2017-02-08	Bruno Victal	NF	no factor from 2^74 to 2^75
2017-02-08	Bruno Victal	NF	no factor from 2^73 to 2^74
2016-11-02	-Anonymous-	C-LL	3296B2B5D32E9436
2015-04-02	monst	NF	no factor from 2^72 to 2^73
2013-03-13	Steve Jacobson	C-LL	3296B2B5D32E9436
2012-02-01	Kevin Jaget	NF	no factor from 2^71 to 2^72
2012-01-16	Bdot	NF	no factor from 2^70 to 2^71
2011-12-19	Greg	NF	no factor from 2^69 to 2^70
2009-11-01	ANONYMOOS	NF	no factor from 2^68 to 2^69
2009-10-27	Quester	NF-PM1	B1=595000, B2=13982500
2009-09-21	SAHS Physics Club	NF	no factor from 2^67 to 2^68
2009-02-11	tmorrow	NF	no factor from 2^66 to 2^67
2009-02-09	linded	NF	no factor from 2^65 to 2^66
2009-02-07	linded	NF	no factor from 2^64 to 2^65
2008-07-10	George Woltman	NF	no factor to 2^64