Compare 81009 vs 81021
| Property | 81009 | 81021 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 32 × 90011 | 31 × 1131 × 2391 |
| Prime factorization | 3 × 3 × 9001 | 3 × 113 × 239 |
| Divisors count | 6 | 8 |
| Divisors | 1, 3, 9, 9001, 27003, 81009 | 1, 3, 113, 239, 339, 717, 27007, 81021 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111100011100012 | 100111100011111012 |
| Base 3 | 110100101003 | 110100102103 |
| Base 4 | 1033013014 | 1033013314 |
| Base 5 | 100430145 | 100430415 |
| Base 6 | 14230136 | 14230336 |
| Base 7 | 4551157 | 4551337 |
| Base 8 | 2361618 | 2361758 |
| Base 9 | 1331109 | 1331239 |
| Base 10 | 8100910 | 8102110 |
| Base 11 | 5595511 | 5596611 |
| Base 12 | 3aa6912 | 3aa7912 |
| Base 13 | 2ab4613 | 2ab5513 |
| Base 14 | 2174514 | 2175314 |
| Base 15 | 1900915 | 1901615 |
| Base 16 | 13c7116 | 13c7d16 |