Compare 642142 vs 642145
| Property | 642142 | 642145 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 4 |
| Prime factorization | 21 × 412 × 1911 | 51 × 72 × 26211 |
| Prime factorization | 2 × 41 × 41 × 191 | 5 × 7 × 7 × 2621 |
| Divisors count | 12 | 12 |
| Divisors | 1, 2, 41, 82, 191, 382, 1681, 3362, 7831, 15662, 321071, 642142 | 1, 5, 7, 35, 49, 245, 2621, 13105, 18347, 91735, 128429, 642145 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111001100010111102 | 100111001100011000012 |
| Base 3 | 10121212120013 | 10121212120113 |
| Base 4 | 21303011324 | 21303012014 |
| Base 5 | 1310220325 | 1310220405 |
| Base 6 | 214325146 | 214325216 |
| Base 7 | 53130647 | 53131007 |
| Base 8 | 23461368 | 23461418 |
| Base 9 | 11777619 | 11777649 |
| Base 10 | 64214210 | 64214510 |
| Base 11 | 3a94a611 | 3a94a911 |
| Base 12 | 26b73a12 | 26b74112 |
| Base 13 | 19638713 | 19638a13 |
| Base 14 | 12a03414 | 12a03714 |
| Base 15 | ca3e715 | ca3ea15 |
| Base 16 | 9cc5e16 | 9cc6116 |