odd, composite · 803rd positive integer
The number 803
803 is an odd composite number. It is the 803rd positive integer.
Quick reference
| Prime factorization | 11 × 73 |
| Divisors | 1, 11, 73, 803 |
| Binary | 1100100011 |
| Hexadecimal | 0x323 |
| Roman numeral | DCCCIII |
| Digit sum | 11 |
| Properties | odd, composite |
Reading 803 in NumGrid context
For 803, 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.
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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for 803’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 803 a prime number?
No. 803 is composite. Its prime factorization is 11 × 73.
What are the factors of 803?
The factors (divisors) of 803 are 1, 11, 73, 803.
What is 803 in binary?
803 in binary is 1100100011. In hexadecimal it's 323.
What is 803 as a Roman numeral?
803 in Roman numerals is DCCCIII.
What's the digit sum of 803?
Adding the digits of 803: 8 + 0 + 3 = 11.