Compare 20997 vs 21009
| Property | 20997 | 21009 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 32 × 23331 | 31 × 471 × 1491 |
| Prime factorization | 3 × 3 × 2333 | 3 × 47 × 149 |
| Divisors count | 6 | 8 |
| Divisors | 1, 3, 9, 2333, 6999, 20997 | 1, 3, 47, 141, 149, 447, 7003, 21009 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010010000001012 | 1010010000100012 |
| Base 3 | 10012102003 | 10012110103 |
| Base 4 | 110200114 | 110201014 |
| Base 5 | 11324425 | 11330145 |
| Base 6 | 2411136 | 2411336 |
| Base 7 | 1151347 | 1151527 |
| Base 8 | 510058 | 510218 |
| Base 9 | 317209 | 317339 |
| Base 10 | 2099710 | 2100910 |
| Base 11 | 1485911 | 1486a11 |
| Base 12 | 1019912 | 101a912 |
| Base 13 | 973213 | 974113 |
| Base 14 | 791b14 | 792914 |
| Base 15 | 634c15 | 635915 |
| Base 16 | 520516 | 521116 |