even, composite · 856th positive integer
The number 856
856 is an even composite number. It is the 856th positive integer.
Quick reference
| Prime factorization | 2 × 2 × 2 × 107 |
| Divisors | 1, 2, 4, 8, 107, 214, 428, 856 |
| Binary | 1101011000 |
| Hexadecimal | 0x358 |
| Roman numeral | DCCCLVI |
| Digit sum | 19 |
| Properties | even, composite |
Reading 856 in NumGrid context
The 856 record above pulls directly from classical number theory plus NumGrid solver-derived puzzle statistics. What follows is the per-entity context — how 856 sits in the broader integer properties and number-guessing puzzles distribution and which underlying factors drive the headline numbers.
The methodology behind every numeric value on this page is publicly documented on the classical number theory plus NumGrid solver-derived puzzle statistics portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for 856’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 856 a prime number?
No. 856 is composite. Its prime factorization is 2 × 2 × 2 × 107.
What are the factors of 856?
The factors (divisors) of 856 are 1, 2, 4, 8, 107, 214, 428, 856.
What is 856 in binary?
856 in binary is 1101011000. In hexadecimal it's 358.
What is 856 as a Roman numeral?
856 in Roman numerals is DCCCLVI.
What's the digit sum of 856?
Adding the digits of 856: 8 + 5 + 6 = 19.