Problem 45302. Ugly numbers - 03
For this case, a number is defined ugly if it has prime factors consisting of only elements of x. Find the nth ugly number.
- x=[2,3,5] and n=10.
- So the list is like -- 2,3,4,5,6,8,9,10,12,15...
so the ans is 15.
Solution Stats
Problem Comments
-
1 Comment
William
on 1 Feb 2020
Unlike the previous two "ugly()" problems, in this one it appears that the number "1" is not considered ugly.
Solution Comments
Show commentsProblem Recent Solvers21
Suggested Problems
-
The Goldbach Conjecture, Part 2
2264 Solvers
-
1523 Solvers
-
Longest run of consecutive numbers
5142 Solvers
-
Permute diagonal and antidiagonal
428 Solvers
-
Check that number is whole number
3962 Solvers
More from this Author165
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!