Write a function that will multiply every prime number in the array or matrix by two, leaving all other numbers the same, and return that de-primed array or matrix. One will be treated as prime in this problem.

Solve

Solution Stats

388 Solutions

172 Solvers

Last Solution submitted on Apr 24, 2026

Last 200 Solutions

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers172

Anne Adamczyk 蒋 Natalia Bieszczad Salvatore

Suggested Problems

More from this Author139

Problem Tags

Community Treasure Hunt

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

Start Hunting!