Compare 205439 vs 205441
| Property | 205439 | 205441 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 131 × 158031 | 2054411 |
| Prime factorization | 13 × 15803 | 205441 |
| Divisors count | 4 | 2 |
| Divisors | 1, 13, 15803, 205439 | 1, 205441 |
| Number of properties | 1 | 4 |
| Centered square primes | 89th | |
| Isolated primes | 14005th | |
| Primes | 18420th | |
| Pythagorean primes | 9199th | |
| Semiprimes | 46421st | |
| Roman numberals | ||
| Base 2 | 1100100010011111112 | 1100100010100000012 |
| Base 3 | 1011022102123 | 1011022102213 |
| Base 4 | 3020213334 | 3020220014 |
| Base 5 | 230332245 | 230332315 |
| Base 6 | 42230356 | 42230416 |
| Base 7 | 15136437 | 15136457 |
| Base 8 | 6211778 | 6212018 |
| Base 9 | 3427259 | 3427279 |
| Base 10 | 20543910 | 20544110 |
| Base 11 | 13039311 | 13039511 |
| Base 12 | 9aa7b12 | 9aa8112 |
| Base 13 | 7268013 | 7268213 |
| Base 14 | 54c2314 | 54c2514 |
| Base 15 | 40d0e15 | 40d1115 |
| Base 16 | 3227f16 | 3228116 |