Find the sum of all four-digit numbers whose prime factors when added is a palindrome. For example, prime factors of 1006 is 2 and 503. The sum of these two numbers is 505 which is a palindrome. Keep in mind that the prime factors of 8 is 2, 2, and 2 instead of just 2.
Solution Stats
Solution Comments
Show comments
Loading...
Problem Recent Solvers23
Suggested Problems
-
Replace NaNs with the number that appears to its left in the row.
3064 Solvers
-
2539 Solvers
-
Sum of first n positive integers
622 Solvers
-
Side of an equilateral triangle
6878 Solvers
-
28 Solvers
More from this Author180
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
