odd, composite, perfect square · 841st positive integer
The number 841
841 is an odd composite number. It is the 841st positive integer.
Quick reference
| Prime factorization | 29 × 29 |
| Divisors | 1, 29, 841 |
| Binary | 1101001001 |
| Hexadecimal | 0x349 |
| Roman numeral | DCCCXLI |
| Digit sum | 13 |
| Properties | odd, composite, perfect square |
Reading 841 in NumGrid context
The 841 record above pulls directly from classical number theory plus NumGrid solver-derived puzzle statistics. What follows is the per-entity context — how 841 sits in the broader integer properties and number-guessing puzzles distribution and which underlying factors drive the headline numbers.
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 841 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 841 a prime number?
No. 841 is composite. Its prime factorization is 29 × 29.
What are the factors of 841?
The factors (divisors) of 841 are 1, 29, 841.
What is 841 in binary?
841 in binary is 1101001001. In hexadecimal it's 349.
What is 841 as a Roman numeral?
841 in Roman numerals is DCCCXLI.
What's the digit sum of 841?
Adding the digits of 841: 8 + 4 + 1 = 13.