odd, prime · 239th positive integer
The number 239
239 is an odd prime number. It is the 239th positive integer.
Quick reference
| Prime factorization | 239 (prime) |
| Divisors | 1, 239 |
| Binary | 11101111 |
| Hexadecimal | 0xEF |
| Roman numeral | CCXXXIX |
| Digit sum | 14 |
| Properties | odd, prime |
Reading 239 in NumGrid context
For 239, the underlying data on this page comes from classical number theory plus NumGrid solver-derived puzzle statistics. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to classical number theory plus NumGrid solver-derived puzzle statistics; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for 239’s peers within positive integers within the NumGrid target pool. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Frequently asked
Is 239 a prime number?
Yes. 239 is prime — its only divisors are 1 and itself.
What are the factors of 239?
The factors (divisors) of 239 are 1, 239.
What is 239 in binary?
239 in binary is 11101111. In hexadecimal it's EF.
What is 239 as a Roman numeral?
239 in Roman numerals is CCXXXIX.
What's the digit sum of 239?
Adding the digits of 239: 2 + 3 + 9 = 14.