Compare 81939 vs 81945
| Property | 81939 | 81945 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 4 | 5 |
| Prime factorization | 31 × 111 × 131 × 1911 | 33 × 51 × 6071 |
| Prime factorization | 3 × 11 × 13 × 191 | 3 × 3 × 3 × 5 × 607 |
| Divisors count | 16 | 16 |
| Divisors | 1, 3, 11, 13, 33, 39, 143, 191, 429, 573, 2101, 2483, 6303, 7449, 27313, 81939 | 1, 3, 5, 9, 15, 27, 45, 135, 607, 1821, 3035, 5463, 9105, 16389, 27315, 81945 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 101000000000100112 | 101000000000110012 |
| Base 3 | 110111012103 | 110111020003 |
| Base 4 | 1100001034 | 1100001214 |
| Base 5 | 101102245 | 101102405 |
| Base 6 | 14312036 | 14312136 |
| Base 7 | 4606147 | 4606237 |
| Base 8 | 2400238 | 2400318 |
| Base 9 | 1343539 | 1343609 |
| Base 10 | 8193910 | 8194510 |
| Base 11 | 5662011 | 5662611 |
| Base 12 | 3b50312 | 3b50912 |
| Base 13 | 2b3b013 | 2b3b613 |
| Base 14 | 21c0b14 | 21c1314 |
| Base 15 | 1942915 | 1943015 |
| Base 16 | 1401316 | 1401916 |