odd, prime · 199th positive integer
The number 199
199 is an odd prime number. It is the 199th positive integer.
Quick reference
| Prime factorization | 199 (prime) |
| Divisors | 1, 199 |
| Binary | 11000111 |
| Hexadecimal | 0xC7 |
| Roman numeral | CXCIX |
| Digit sum | 19 |
| Properties | odd, prime |
Reading 199 in NumGrid context
The 199 record above pulls directly from classical number theory plus NumGrid solver-derived puzzle statistics. What follows is the per-entity context — how 199 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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for 199’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 199 a prime number?
Yes. 199 is prime — its only divisors are 1 and itself.
What are the factors of 199?
The factors (divisors) of 199 are 1, 199.
What is 199 in binary?
199 in binary is 11000111. In hexadecimal it's C7.
What is 199 as a Roman numeral?
199 in Roman numerals is CXCIX.
What's the digit sum of 199?
Adding the digits of 199: 1 + 9 + 9 = 19.