Compare 139921 vs 168781
| Property | 139921 | 168781 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1399211 | 1687811 |
| Prime factorization | 139921 | 168781 |
| Divisors count | 2 | 2 |
| Divisors | 1, 139921 | 1, 168781 |
| Number of properties | 4 | 7 |
| Additive primes | 6297th | |
| Centered square primes | 76th | 84th |
| Emirps | 3431st | |
| Harmonic primes | 5769th | |
| Isolated primes | 9789th | 11652nd |
| Primes | 13002nd | 15397th |
| Pythagorean primes | 6476th | 7678th |
| Roman numberals | ||
| Base 2 | 1000100010100100012 | 1010010011010011012 |
| Base 3 | 210022210213 | 221201120113 |
| Base 4 | 2020221014 | 2210310314 |
| Base 5 | 134341415 | 204001115 |
| Base 6 | 25554416 | 33412216 |
| Base 7 | 11216357 | 13020347 |
| Base 8 | 4212218 | 5115158 |
| Base 9 | 2328379 | 2764649 |
| Base 10 | 13992110 | 16878110 |
| Base 11 | 9614111 | 10589811 |
| Base 12 | 68b8112 | 8181112 |
| Base 13 | 4b8c213 | 5ba9213 |
| Base 14 | 38dc514 | 4571b14 |
| Base 15 | 2b6d115 | 3502115 |
| Base 16 | 2229116 | 2934d16 |