even, composite · 50th positive integer
The number 50
50 is an even composite number. It's known as half a century; the number of US states. It is the 50th positive integer.
Quick reference
| Prime factorization | 2 × 5 × 5 |
| Divisors | 1, 2, 5, 10, 25, 50 |
| Binary | 110010 |
| Hexadecimal | 0x32 |
| Roman numeral | L |
| Digit sum | 5 |
| Properties | even, composite |
Why 50 is notable
Half a century; the number of US states.
Reading 50 in NumGrid context
For 50, 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 50’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 50 a prime number?
No. 50 is composite. Its prime factorization is 2 × 5 × 5.
What are the factors of 50?
The factors (divisors) of 50 are 1, 2, 5, 10, 25, 50.
What is 50 in binary?
50 in binary is 110010. In hexadecimal it's 32.
What is 50 as a Roman numeral?
50 in Roman numerals is L.
What's the digit sum of 50?
Adding the digits of 50: 5 + 0 = 5.