Compare 139919 vs 139921
| Property | 139919 | 139921 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 131 × 471 × 2291 | 1399211 |
| Prime factorization | 13 × 47 × 229 | 139921 |
| Divisors count | 8 | 2 |
| Divisors | 1, 13, 47, 229, 611, 2977, 10763, 139919 | 1, 139921 |
| Number of properties | 0 | 4 |
| Centered square primes | 76th | |
| Isolated primes | 9789th | |
| Primes | 13002nd | |
| Pythagorean primes | 6476th | |
| Roman numberals | ||
| Base 2 | 1000100010100011112 | 1000100010100100012 |
| Base 3 | 210022210123 | 210022210213 |
| Base 4 | 2020220334 | 2020221014 |
| Base 5 | 134341345 | 134341415 |
| Base 6 | 25554356 | 25554416 |
| Base 7 | 11216337 | 11216357 |
| Base 8 | 4212178 | 4212218 |
| Base 9 | 2328359 | 2328379 |
| Base 10 | 13991910 | 13992110 |
| Base 11 | 9613a11 | 9614111 |
| Base 12 | 68b7b12 | 68b8112 |
| Base 13 | 4b8c013 | 4b8c213 |
| Base 14 | 38dc314 | 38dc514 |
| Base 15 | 2b6ce15 | 2b6d115 |
| Base 16 | 2228f16 | 2229116 |