Compare 21284 vs 21289
| Property | 21284 | 21289 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 171 × 3131 | 611 × 3491 |
| Prime factorization | 2 × 2 × 17 × 313 | 61 × 349 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 17, 34, 68, 313, 626, 1252, 5321, 10642, 21284 | 1, 61, 349, 21289 |
| Number of properties | 0 | 1 |
| Semiprimes | 5395th | |
| Roman numberals | ||
| Base 2 | 1010011001001002 | 1010011001010012 |
| Base 3 | 10020120223 | 10020121113 |
| Base 4 | 110302104 | 110302214 |
| Base 5 | 11401145 | 11401245 |
| Base 6 | 2423126 | 2423216 |
| Base 7 | 1160247 | 1160327 |
| Base 8 | 514448 | 514518 |
| Base 9 | 321689 | 321749 |
| Base 10 | 2128410 | 2128910 |
| Base 11 | 14a9a11 | 14aa411 |
| Base 12 | 1039812 | 103a112 |
| Base 13 | 98c313 | 98c813 |
| Base 14 | 7a8414 | 7a8914 |
| Base 15 | 648e15 | 649415 |
| Base 16 | 532416 | 532916 |