Compare 18180 vs 18182
| Property | 18180 | 18182 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 22 × 32 × 51 × 1011 | 21 × 90911 |
| Prime factorization | 2 × 2 × 3 × 3 × 5 × 101 | 2 × 9091 |
| Divisors count | 36 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180 | 1, 2, 9091, 18182 |
| Number of properties | 0 | 1 |
| Semiprimes | 4631st | |
| Roman numberals | ||
| Base 2 | 1000111000001002 | 1000111000001102 |
| Base 3 | 2202211003 | 2202211023 |
| Base 4 | 101300104 | 101300124 |
| Base 5 | 10402105 | 10402125 |
| Base 6 | 2201006 | 2201026 |
| Base 7 | 1040017 | 1040037 |
| Base 8 | 434048 | 434068 |
| Base 9 | 268409 | 268429 |
| Base 10 | 1818010 | 1818210 |
| Base 11 | 1272811 | 1272a11 |
| Base 12 | a63012 | a63212 |
| Base 13 | 837613 | 837813 |
| Base 14 | 68a814 | 68aa14 |
| Base 15 | 55c015 | 55c215 |
| Base 16 | 470416 | 470616 |