even, composite, perfect square, palindrome · 676th positive integer
The number 676
676 is an even composite number. It is the 676th positive integer.
Quick reference
| Prime factorization | 2 × 2 × 13 × 13 |
| Divisors | 1, 2, 4, 13, 26, 52, 169, 338, 676 |
| Binary | 1010100100 |
| Hexadecimal | 0x2A4 |
| Roman numeral | DCLXXVI |
| Digit sum | 19 |
| Properties | even, composite, perfect square, palindrome |
Reading 676 in NumGrid context
For 676, 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 676 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 676 a prime number?
No. 676 is composite. Its prime factorization is 2 × 2 × 13 × 13.
What are the factors of 676?
The factors (divisors) of 676 are 1, 2, 4, 13, 26, 52, 169, 338, 676.
What is 676 in binary?
676 in binary is 1010100100. In hexadecimal it's 2A4.
What is 676 as a Roman numeral?
676 in Roman numerals is DCLXXVI.
What's the digit sum of 676?
Adding the digits of 676: 6 + 7 + 6 = 19.