Compare 280139 vs 280147
| Property | 280139 | 280147 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2801391 | 71 × 311 × 12911 |
| Prime factorization | 280139 | 7 × 31 × 1291 |
| Divisors count | 2 | 8 |
| Divisors | 1, 280139 | 1, 7, 31, 217, 1291, 9037, 40021, 280147 |
| Number of properties | 6 | 0 |
| Additive primes | 9808th | |
| Chen primes | 10062nd | |
| Isolated primes | 18774th | |
| Long primes | 9155th | |
| Primes | 24445th | |
| Safe primes | 1554th | |
| Roman numberals | ||
| Base 2 | 10001000110010010112 | 10001000110010100112 |
| Base 3 | 1120200211123 | 1120200212113 |
| Base 4 | 10101210234 | 10101211034 |
| Base 5 | 324310245 | 324310425 |
| Base 6 | 100005356 | 100005516 |
| Base 7 | 22445067 | 22445207 |
| Base 8 | 10431138 | 10431238 |
| Base 9 | 4662459 | 4662549 |
| Base 10 | 28013910 | 28014710 |
| Base 11 | 18152211 | 18152a11 |
| Base 12 | 11614b12 | 11615712 |
| Base 13 | 9a68213 | 9a68a13 |
| Base 14 | 7413d14 | 7414714 |
| Base 15 | 5800e15 | 5801715 |
| Base 16 | 4464b16 | 4465316 |