Forgot password? New user? Sign up

Existing user? Log in

$x$ is a positive integer such that the sum of its digits times 5 equals itself.

What is $x?$

For example, 32 does not qualify because $(3+2)\times 5 = 25 \neq 32.$

Bonus: Prove that there is only one possible value for $x.$

Problem Loading...

Note Loading...

Set Loading...