27 798 887 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
267785964239978477497	21	67.9	2011-09-18 14:56:08

Status	Date	User	Residue	Shift
Verified (Factored)	2006-11-09	Eastern Kentucky University	0845B74D70548ADE	10149633
Verified (Factored)	2008-05-22	Choi woo jin sinmok highschool third grade Seoul Korea	22FC2417B3EBBE61	26822511

History

Date	User	Type	Result
2024-05-12	James Heinrich	NF	no factor from 2^68 to 2^71
2011-09-18	Carsten Kossendey	F	Factor: 267785964239978477497
2011-09-18	Carsten Kossendey	NF	no factor from 2^67 to 2^71

Username
Password