From Wikipedia: A factorion is a natural number that equals the sum of the factorials of its decimal digits

For example:

2!=2

1!+4!+5!=145

Write a function that returns true if a number is a factorion and false otherwise.

Assume all numbers are of base 10.

Solution Stats

125 Solutions

81 Solvers

Last Solution submitted on Jan 07, 2026

Last 200 Solutions

Problem Comments

Solution Comments

Show comments
Loading...

Problem Recent Solvers81

Suggested Problems

More from this Author9

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!