Compare 1617 vs 1620
| Property | 1617 | 1620 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 7 |
| Prime factorization | 31 × 72 × 111 | 22 × 34 × 51 |
| Prime factorization | 3 × 7 × 7 × 11 | 2 × 2 × 3 × 3 × 3 × 3 × 5 |
| Divisors count | 12 | 30 |
| Divisors | 1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617 | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCXVII | MDCXX |
| Base 2 | 110010100012 | 110010101002 |
| Base 3 | 20122203 | 20200003 |
| Base 4 | 1211014 | 1211104 |
| Base 5 | 224325 | 224405 |
| Base 6 | 112536 | 113006 |
| Base 7 | 45007 | 45037 |
| Base 8 | 31218 | 31248 |
| Base 9 | 21869 | 22009 |
| Base 10 | 161710 | 162010 |
| Base 11 | 124011 | 124311 |
| Base 12 | b2912 | b3012 |
| Base 13 | 97513 | 97813 |
| Base 14 | 83714 | 83a14 |
| Base 15 | 72c15 | 73015 |
| Base 16 | 65116 | 65416 |