odd, composite · 481st positive integer
The number 481
481 is an odd composite number. It is the 481st positive integer.
Quick reference
| Prime factorization | 13 × 37 |
| Divisors | 1, 13, 37, 481 |
| Binary | 111100001 |
| Hexadecimal | 0x1E1 |
| Roman numeral | CDLXXXI |
| Digit sum | 13 |
| Properties | odd, composite |
Reading 481 in NumGrid context
481 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 481 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 481 a prime number?
No. 481 is composite. Its prime factorization is 13 × 37.
What are the factors of 481?
The factors (divisors) of 481 are 1, 13, 37, 481.
What is 481 in binary?
481 in binary is 111100001. In hexadecimal it's 1E1.
What is 481 as a Roman numeral?
481 in Roman numerals is CDLXXXI.
What's the digit sum of 481?
Adding the digits of 481: 4 + 8 + 1 = 13.