Compare 280135 vs 280139
| Property | 280135 | 280139 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 1791 × 3131 | 2801391 |
| Prime factorization | 5 × 179 × 313 | 280139 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 179, 313, 895, 1565, 56027, 280135 | 1, 280139 |
| Number of properties | 0 | 6 |
| Additive primes | 9808th | |
| Chen primes | 10062nd | |
| Isolated primes | 18774th | |
| Long primes | 9155th | |
| Primes | 24445th | |
| Safe primes | 1554th | |
| Roman numberals | ||
| Base 2 | 10001000110010001112 | 10001000110010010112 |
| Base 3 | 1120200211013 | 1120200211123 |
| Base 4 | 10101210134 | 10101210234 |
| Base 5 | 324310205 | 324310245 |
| Base 6 | 100005316 | 100005356 |
| Base 7 | 22445027 | 22445067 |
| Base 8 | 10431078 | 10431138 |
| Base 9 | 4662419 | 4662459 |
| Base 10 | 28013510 | 28013910 |
| Base 11 | 18151911 | 18152211 |
| Base 12 | 11614712 | 11614b12 |
| Base 13 | 9a67b13 | 9a68213 |
| Base 14 | 7413914 | 7413d14 |
| Base 15 | 5800a15 | 5800e15 |
| Base 16 | 4464716 | 4464b16 |