even, composite · 318th positive integer
The number 318
318 is an even composite number. It is the 318th positive integer.
Quick reference
| Prime factorization | 2 × 3 × 53 |
| Divisors | 1, 2, 3, 6, 53, 106, 159, 318 |
| Binary | 100111110 |
| Hexadecimal | 0x13E |
| Roman numeral | CCCXVIII |
| Digit sum | 12 |
| Properties | even, composite |
Reading 318 in NumGrid context
318 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 318 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 318 a prime number?
No. 318 is composite. Its prime factorization is 2 × 3 × 53.
What are the factors of 318?
The factors (divisors) of 318 are 1, 2, 3, 6, 53, 106, 159, 318.
What is 318 in binary?
318 in binary is 100111110. In hexadecimal it's 13E.
What is 318 as a Roman numeral?
318 in Roman numerals is CCCXVIII.
What's the digit sum of 318?
Adding the digits of 318: 3 + 1 + 8 = 12.