Compare 53987 vs 53989
| Property | 53987 | 53989 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 539871 | 131 × 41531 |
| Prime factorization | 53987 | 13 × 4153 |
| Divisors count | 2 | 4 |
| Divisors | 1, 53987 | 1, 13, 4153, 53989 |
| Number of properties | 6 | 1 |
| Chen primes | 2555th | |
| Harmonic primes | 2060th | |
| Isolated primes | 4006th | |
| Primes | 5499th | |
| Safe primes | 412th | |
| Semiprimes | 13027th | |
| Sexy primes (1st member) | 1497th | |
| Roman numberals | ||
| Base 2 | 11010010111000112 | 11010010111001012 |
| Base 3 | 22020011123 | 22020011213 |
| Base 4 | 310232034 | 310232114 |
| Base 5 | 32114225 | 32114245 |
| Base 6 | 10535356 | 10535416 |
| Base 7 | 3132537 | 3132557 |
| Base 8 | 1513438 | 1513458 |
| Base 9 | 820459 | 820479 |
| Base 10 | 5398710 | 5398910 |
| Base 11 | 3761a11 | 3762111 |
| Base 12 | 272ab12 | 272b112 |
| Base 13 | 1b75b13 | 1b76013 |
| Base 14 | 1596314 | 1596514 |
| Base 15 | 10ee215 | 10ee415 |
| Base 16 | d2e316 | d2e516 |