Compare 21253 vs 21281
| Property | 21253 | 21281 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 531 × 4011 | 131 × 16371 |
| Prime factorization | 53 × 401 | 13 × 1637 |
| Divisors count | 4 | 4 |
| Divisors | 1, 53, 401, 21253 | 1, 13, 1637, 21281 |
| Number of properties | 1 | 1 |
| Semiprimes | 5384th | 5393rd |
| Roman numberals | ||
| Base 2 | 1010011000001012 | 1010011001000012 |
| Base 3 | 10020110113 | 10020120123 |
| Base 4 | 110300114 | 110302014 |
| Base 5 | 11400035 | 11401115 |
| Base 6 | 2422216 | 2423056 |
| Base 7 | 1156517 | 1160217 |
| Base 8 | 514058 | 514418 |
| Base 9 | 321349 | 321659 |
| Base 10 | 2125310 | 2128110 |
| Base 11 | 14a7111 | 14a9711 |
| Base 12 | 1037112 | 1039512 |
| Base 13 | 989b13 | 98c013 |
| Base 14 | 7a6114 | 7a8114 |
| Base 15 | 646d15 | 648b15 |
| Base 16 | 530516 | 532116 |