Compare 285149 vs 285161
| Property | 285149 | 285161 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 471 × 60671 | 2851611 |
| Prime factorization | 47 × 6067 | 285161 |
| Divisors count | 4 | 2 |
| Divisors | 1, 47, 6067, 285149 | 1, 285161 |
| Number of properties | 1 | 5 |
| Additive primes | 9945th | |
| Chen primes | 10227th | |
| Harmonic primes | 9272nd | |
| Isolated primes | 19090th | |
| Primes | 24857th | |
| Semiprimes | 63417th | |
| Roman numberals | ||
| Base 2 | 10001011001110111012 | 10001011001111010012 |
| Base 3 | 1121110110023 | 1121110111123 |
| Base 4 | 10112131314 | 10112132214 |
| Base 5 | 331110445 | 331111215 |
| Base 6 | 100400456 | 100401056 |
| Base 7 | 22652247 | 22652427 |
| Base 8 | 10547358 | 10547518 |
| Base 9 | 4741329 | 4741459 |
| Base 10 | 28514910 | 28516110 |
| Base 11 | 18526711 | 18527811 |
| Base 12 | 11902512 | 11903512 |
| Base 13 | 9ca3713 | 9ca4613 |
| Base 14 | 75cbb14 | 75cc914 |
| Base 15 | 5974e15 | 5975b15 |
| Base 16 | 459dd16 | 459e916 |