even, composite · 38th positive integer
The number 38
38 is an even composite number. It is the 38th positive integer.
Quick reference
| Prime factorization | 2 × 19 |
| Divisors | 1, 2, 19, 38 |
| Binary | 100110 |
| Hexadecimal | 0x26 |
| Roman numeral | XXXVIII |
| Digit sum | 11 |
| Properties | even, composite |
Reading 38 in NumGrid context
38 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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for 38’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 38 a prime number?
No. 38 is composite. Its prime factorization is 2 × 19.
What are the factors of 38?
The factors (divisors) of 38 are 1, 2, 19, 38.
What is 38 in binary?
38 in binary is 100110. In hexadecimal it's 26.
What is 38 as a Roman numeral?
38 in Roman numerals is XXXVIII.
What's the digit sum of 38?
Adding the digits of 38: 3 + 8 = 11.