Compare 201009 vs 201021
| Property | 201009 | 201021 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 31 × 670031 | 31 × 371 × 18111 |
| Prime factorization | 3 × 67003 | 3 × 37 × 1811 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 67003, 201009 | 1, 3, 37, 111, 1811, 5433, 67007, 201021 |
| Number of properties | 1 | 0 |
| Semiprimes | 45457th | |
| Roman numberals | ||
| Base 2 | 1100010001001100012 | 1100010001001111012 |
| Base 3 | 1010122012103 | 1010122020203 |
| Base 4 | 3010103014 | 3010103314 |
| Base 5 | 224130145 | 224130415 |
| Base 6 | 41503336 | 41503536 |
| Base 7 | 14650147 | 14650327 |
| Base 8 | 6104618 | 6104758 |
| Base 9 | 3356539 | 3356669 |
| Base 10 | 20100910 | 20102110 |
| Base 11 | 12802611 | 12803711 |
| Base 12 | 983a912 | 983b912 |
| Base 13 | 7065313 | 7066213 |
| Base 14 | 5337b14 | 5338914 |
| Base 15 | 3e85915 | 3e86615 |
| Base 16 | 3113116 | 3113d16 |