odd, prime · 349th positive integer
The number 349
349 is an odd prime number. It is the 349th positive integer.
Quick reference
| Prime factorization | 349 (prime) |
| Divisors | 1, 349 |
| Binary | 101011101 |
| Hexadecimal | 0x15D |
| Roman numeral | CCCXLIX |
| Digit sum | 16 |
| Properties | odd, prime |
Reading 349 in NumGrid context
The 349 record above pulls directly from classical number theory plus NumGrid solver-derived puzzle statistics. What follows is the per-entity context — how 349 sits in the broader integer properties and number-guessing puzzles distribution and which underlying factors drive the headline numbers.
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 349 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 349 a prime number?
Yes. 349 is prime — its only divisors are 1 and itself.
What are the factors of 349?
The factors (divisors) of 349 are 1, 349.
What is 349 in binary?
349 in binary is 101011101. In hexadecimal it's 15D.
What is 349 as a Roman numeral?
349 in Roman numerals is CCCXLIX.
What's the digit sum of 349?
Adding the digits of 349: 3 + 4 + 9 = 16.