odd, composite · 265th positive integer
The number 265
265 is an odd composite number. It is the 265th positive integer.
Quick reference
| Prime factorization | 5 × 53 |
| Divisors | 1, 5, 53, 265 |
| Binary | 100001001 |
| Hexadecimal | 0x109 |
| Roman numeral | CCLXV |
| Digit sum | 13 |
| Properties | odd, composite |
Reading 265 in NumGrid context
265 is one of the data points covered by this site’s integer properties and number-guessing puzzles dataset. The detail above comes directly from classical number theory plus NumGrid solver-derived puzzle statistics; the context that follows situates the headline numbers against the broader distribution across positive integers within the NumGrid target pool.
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.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for 265 is typically a peer within positive integers within the NumGrid target pool with similar size, similar exposure, or similar geography — not the national-level summary alone.
Frequently asked
Is 265 a prime number?
No. 265 is composite. Its prime factorization is 5 × 53.
What are the factors of 265?
The factors (divisors) of 265 are 1, 5, 53, 265.
What is 265 in binary?
265 in binary is 100001001. In hexadecimal it's 109.
What is 265 as a Roman numeral?
265 in Roman numerals is CCLXV.
What's the digit sum of 265?
Adding the digits of 265: 2 + 6 + 5 = 13.