Compare 139911 vs 139921
| Property | 139911 | 139921 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 1491 × 3131 | 1399211 |
| Prime factorization | 3 × 149 × 313 | 139921 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 149, 313, 447, 939, 46637, 139911 | 1, 139921 |
| Number of properties | 0 | 4 |
| Centered square primes | 76th | |
| Isolated primes | 9789th | |
| Primes | 13002nd | |
| Pythagorean primes | 6476th | |
| Roman numberals | ||
| Base 2 | 1000100010100001112 | 1000100010100100012 |
| Base 3 | 210022202203 | 210022210213 |
| Base 4 | 2020220134 | 2020221014 |
| Base 5 | 134341215 | 134341415 |
| Base 6 | 25554236 | 25554416 |
| Base 7 | 11216227 | 11216357 |
| Base 8 | 4212078 | 4212218 |
| Base 9 | 2328269 | 2328379 |
| Base 10 | 13991110 | 13992110 |
| Base 11 | 9613211 | 9614111 |
| Base 12 | 68b7312 | 68b8112 |
| Base 13 | 4b8b513 | 4b8c213 |
| Base 14 | 38db914 | 38dc514 |
| Base 15 | 2b6c615 | 2b6d115 |
| Base 16 | 2228716 | 2229116 |