even, composite · 170th positive integer
The number 170
170 is an even composite number. It is the 170th positive integer.
Quick reference
| Prime factorization | 2 × 5 × 17 |
| Divisors | 1, 2, 5, 10, 17, 34, 85, 170 |
| Binary | 10101010 |
| Hexadecimal | 0xAA |
| Roman numeral | CLXX |
| Digit sum | 8 |
| Properties | even, composite |
Reading 170 in NumGrid context
170 is one of the data points covered by this site’s integer properties and number-guessing puzzles dataset. The detail above comes directly from classical number theory plus NumGrid solver-derived puzzle statistics; the context that follows situates the headline numbers against the broader distribution across positive integers within the NumGrid target pool.
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 170 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 170 a prime number?
No. 170 is composite. Its prime factorization is 2 × 5 × 17.
What are the factors of 170?
The factors (divisors) of 170 are 1, 2, 5, 10, 17, 34, 85, 170.
What is 170 in binary?
170 in binary is 10101010. In hexadecimal it's AA.
What is 170 as a Roman numeral?
170 in Roman numerals is CLXX.
What's the digit sum of 170?
Adding the digits of 170: 1 + 7 + 0 = 8.