This got me 100% prime -622x² + 1868x + 2011 | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

Rinum on April 1, 2015 | parent | context | favorite | on: Prime Explorer

This got me 100% prime

-622x² + 1868x + 2011

kefka on April 1, 2015 [–]

For the range they display, that is true.

If X = 2011, then you end up with

-2511684703, which is a factor of 2011 and (-1247104+1868+1).

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact