My number is a factor of 243.
If you -1 from my number it’s a multiple of 20.
my number is odd.
My numbers square is factor of 18.
Zach’s Problem
on on on on on on My number is a factor of 243.
If you -1 from my number it’s a multiple of 20.
my number is odd.
My numbers square is factor of 18.
81
the answer is 81