Compare 21279 vs 21281
| Property | 21279 | 21281 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 411 × 1731 | 131 × 16371 |
| Prime factorization | 3 × 41 × 173 | 13 × 1637 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 41, 123, 173, 519, 7093, 21279 | 1, 13, 1637, 21281 |
| Number of properties | 0 | 1 |
| Semiprimes | 5393rd | |
| Roman numberals | ||
| Base 2 | 1010011000111112 | 1010011001000012 |
| Base 3 | 10020120103 | 10020120123 |
| Base 4 | 110301334 | 110302014 |
| Base 5 | 11401045 | 11401115 |
| Base 6 | 2423036 | 2423056 |
| Base 7 | 1160167 | 1160217 |
| Base 8 | 514378 | 514418 |
| Base 9 | 321639 | 321659 |
| Base 10 | 2127910 | 2128110 |
| Base 11 | 14a9511 | 14a9711 |
| Base 12 | 1039312 | 1039512 |
| Base 13 | 98bb13 | 98c013 |
| Base 14 | 7a7d14 | 7a8114 |
| Base 15 | 648915 | 648b15 |
| Base 16 | 531f16 | 532116 |