Problem 57869. Identify de Polignac numbers
The numbers 125 and 329 can be written as the sum of a prime and a power of 2. For example,
, and
. The numbers 127 and 331, which are examples of de Polignac numbers, cannot be written in this way.
Write a function that determines whether an odd number is a de Polignac number.
Solution Stats
Problem Comments
Solution Comments
Show commentsProblem Recent Solvers22
Suggested Problems
-
Numbers with prime factors 2, 3 and 5.
681 Solvers
-
154 Solvers
-
181 Solvers
-
Let's get back to school, and create multiplication tables
235 Solvers
-
260 Solvers
More from this Author320
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!