Problem 55275. List the semiprimes
A semiprime number—or a 2-almost prime—is the product of two prime numbers. The numbers
and
are semiprimes, but
and
are not. The semiprimes appear in three of Ramon Villamangca’s “Easy Sequences”: Cody Problems 52859, 52990, and 53740.
Write a function to list the semiprime numbers less than or equal to the input number.
Solution Stats
Solution Comments
Show commentsProblem Recent Solvers13
Suggested Problems
-
6676 Solvers
-
Calculate the area of a triangle between three points
3144 Solvers
-
Sum of odd numbers in a matrix
588 Solvers
-
Create the following sequence : 0 1 1 4 9 25 64 169 ...
183 Solvers
-
Approximation of Pi (vector inputs)
232 Solvers
More from this Author291
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!