odd, composite, Fibonacci · 987th positive integer
The number 987
987 is an odd composite number. It is the 987th positive integer.
Quick reference
| Prime factorization | 3 × 7 × 47 |
| Divisors | 1, 3, 7, 21, 47, 141, 329, 987 |
| Binary | 1111011011 |
| Hexadecimal | 0x3DB |
| Roman numeral | CMLXXXVII |
| Digit sum | 24 |
| Properties | odd, composite, Fibonacci |
Reading 987 in NumGrid context
For 987, 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.
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.
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 987 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 987 a prime number?
No. 987 is composite. Its prime factorization is 3 × 7 × 47.
What are the factors of 987?
The factors (divisors) of 987 are 1, 3, 7, 21, 47, 141, 329, 987.
What is 987 in binary?
987 in binary is 1111011011. In hexadecimal it's 3DB.
What is 987 as a Roman numeral?
987 in Roman numerals is CMLXXXVII.
What's the digit sum of 987?
Adding the digits of 987: 9 + 8 + 7 = 24.