Compare 1636 vs 1640
| Property | 1636 | 1640 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 5 |
| Prime factorization | 22 × 4091 | 23 × 51 × 411 |
| Prime factorization | 2 × 2 × 409 | 2 × 2 × 2 × 5 × 41 |
| Divisors count | 6 | 16 |
| Divisors | 1, 2, 4, 409, 818, 1636 | 1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCXXXVI | MDCXL |
| Base 2 | 110011001002 | 110011010002 |
| Base 3 | 20201213 | 20202023 |
| Base 4 | 1212104 | 1212204 |
| Base 5 | 230215 | 230305 |
| Base 6 | 113246 | 113326 |
| Base 7 | 45257 | 45327 |
| Base 8 | 31448 | 31508 |
| Base 9 | 22179 | 22229 |
| Base 10 | 163610 | 164010 |
| Base 11 | 125811 | 126111 |
| Base 12 | b4412 | b4812 |
| Base 13 | 98b13 | 99213 |
| Base 14 | 84c14 | 85214 |
| Base 15 | 74115 | 74515 |
| Base 16 | 66416 | 66816 |