Compare 2139 vs 2145
| Property | 2139 | 2145 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 3 | 4 |
| Prime factorization | 31 × 231 × 311 | 31 × 51 × 111 × 131 |
| Prime factorization | 3 × 23 × 31 | 3 × 5 × 11 × 13 |
| Divisors count | 8 | 16 |
| Divisors | 1, 3, 23, 31, 69, 93, 713, 2139 | 1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145 |
| Number of properties | 0 | 0 |
| Roman numberals | MMCXXXIX | MMCXLV |
| Base 2 | 1000010110112 | 1000011000012 |
| Base 3 | 22210203 | 22211103 |
| Base 4 | 2011234 | 2012014 |
| Base 5 | 320245 | 320405 |
| Base 6 | 135236 | 135336 |
| Base 7 | 61447 | 61537 |
| Base 8 | 41338 | 41418 |
| Base 9 | 28369 | 28439 |
| Base 10 | 213910 | 214510 |
| Base 11 | 167511 | 168011 |
| Base 12 | 12a312 | 12a912 |
| Base 13 | c8713 | c9013 |
| Base 14 | acb14 | ad314 |
| Base 15 | 97915 | 98015 |
| Base 16 | 85b16 | 86116 |