Problem 656. Calculate Euler's phi function
Compute the Euler's phi function of a large integer.
For more information about this topic please visit: Euler's totient function.
With these constraints:
- n is a nonnegative integer greater than 0.
- "large integer" means 32bit integer
- vectorized Input
Examples:
- eulerphi(4) = 2
- eulerphi(11) = 10
Solution Stats
Problem Comments
-
2 Comments
Ben Ausdenmoore
on 4 May 2012
I'm pretty sure eulerphi(1) is 1. Mind checking that please! I'm just going off the table given through your link there.
Freddy
on 4 May 2012
It is corrected. Thanks for your help!
Solution Comments
Show commentsProblem Recent Solvers88
Suggested Problems
-
Read a column of numbers and interpolate missing data
2226 Solvers
-
Least common multiple of many numbers
227 Solvers
-
343 Solvers
-
5058 Solvers
-
Mersenne Primes vs. All Primes
581 Solvers
More from this Author1
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!