79 003 523 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
509251957451765572506413377	27	88.7	2020-02-27 10:54:48

Status	Date	User	Residue	Shift
Verified (Factored)	2015-04-30	Earle Lowe	54640CDBF2757F05	51390101

P-1 factors

Date	Factor	B1	B2
2020-02-27	509251957451765572506413377	2100000	48000000

History

Date	User	Type	Result
2020-02-27	mikr	F-PM1	Factor: 509251957451765572506413377 / (P-1, B1=2100000, B2=48000000, E=12)
2020-02-22	mikr	NF	no factor from 2^75 to 2^76
2016-05-02	monst	NF	no factor from 2^74 to 2^75
2015-10-26	Mark Rose	NF	no factor from 2^73 to 2^74
2015-10-26	Mark Rose	NF	no factor from 2^72 to 2^73
2015-10-26	Mark Rose	NF	no factor from 2^71 to 2^72
2015-04-30	Earle Lowe	C-LL	54640CDBF2757F05
2014-10-13	Earle Lowe	NF-PM1	B1=1215000
2011-02-17	Tom Duell	NF	no factor to 2^71
2011-02-03	Torchwood Institute	NF	no factor from 2^66 to 2^67
2010-11-29	Marco Frühbeis	NF	no factor from 2^65 to 2^66
2010-11-24	Craig Meyers	NF	no factor from 2^64 to 2^65