odd, prime · 29th positive integer
The number 29
29 is an odd prime number. It is the 29th positive integer.
Quick reference
| Prime factorization | 29 (prime) |
| Divisors | 1, 29 |
| Binary | 11101 |
| Hexadecimal | 0x1D |
| Roman numeral | XXIX |
| Digit sum | 11 |
| Properties | odd, prime |
Reading 29 in NumGrid context
For 29, 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.
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 29 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 29 a prime number?
Yes. 29 is prime — its only divisors are 1 and itself.
What are the factors of 29?
The factors (divisors) of 29 are 1, 29.
What is 29 in binary?
29 in binary is 11101. In hexadecimal it's 1D.
What is 29 as a Roman numeral?
29 in Roman numerals is XXIX.
What's the digit sum of 29?
Adding the digits of 29: 2 + 9 = 11.