Compare 487979 vs 487991
| Property | 487979 | 487991 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 4879791 | 72 × 231 × 4331 |
| Prime factorization | 487979 | 7 × 7 × 23 × 433 |
| Divisors count | 2 | 12 |
| Divisors | 1, 487979 | 1, 7, 23, 49, 161, 433, 1127, 3031, 9959, 21217, 69713, 487991 |
| Number of properties | 5 | 0 |
| Chen primes | 16146th | |
| Isolated primes | 31669th | |
| Primes | 40604th | |
| Safe primes | 2417th | |
| Sexy primes (2nd member) | 8982nd | |
| Roman numberals | ||
| Base 2 | 11101110010001010112 | 11101110010001101112 |
| Base 3 | 2202101010223 | 2202101012023 |
| Base 4 | 13130202234 | 13130203134 |
| Base 5 | 1111034045 | 1111034315 |
| Base 6 | 142430556 | 142431156 |
| Base 7 | 41014527 | 41015007 |
| Base 8 | 16710538 | 16710678 |
| Base 9 | 8233389 | 8233529 |
| Base 10 | 48797910 | 48799110 |
| Base 11 | 30369811 | 3036a911 |
| Base 12 | 1b648b12 | 1b649b12 |
| Base 13 | 14115b13 | 14116a13 |
| Base 14 | c9b9914 | c9ba714 |
| Base 15 | 998be15 | 998cb15 |
| Base 16 | 7722b16 | 7723716 |