13204...93124 (25-digits)

This number is a composite.

                                                 13204 8695237751 6581593124

As of 1 August 2020, the largest known Honaker-Hoax number. Note that if A=1, B=2, C=3, ... , Z=26 then the letters of the word HOAX = 8-15-1-24 appear in order (13204H695237751658O93AX). [Sariyar]