Compare 81390 vs 81399
| Property | 81390 | 81399 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 21 × 31 × 51 × 27131 | 31 × 431 × 6311 |
| Prime factorization | 2 × 3 × 5 × 2713 | 3 × 43 × 631 |
| Divisors count | 16 | 8 |
| Divisors | 1, 2, 3, 5, 6, 10, 15, 30, 2713, 5426, 8139, 13565, 16278, 27130, 40695, 81390 | 1, 3, 43, 129, 631, 1893, 27133, 81399 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111101111011102 | 100111101111101112 |
| Base 3 | 110101221103 | 110101222103 |
| Base 4 | 1033132324 | 1033133134 |
| Base 5 | 101010305 | 101010445 |
| Base 6 | 14244506 | 14245036 |
| Base 7 | 4562017 | 4562137 |
| Base 8 | 2367568 | 2367678 |
| Base 9 | 1335739 | 1335839 |
| Base 10 | 8139010 | 8139910 |
| Base 11 | 5617111 | 5617a11 |
| Base 12 | 3b12612 | 3b13312 |
| Base 13 | 2b07a13 | 2b08613 |
| Base 14 | 2193814 | 2194314 |
| Base 15 | 191b015 | 191b915 |
| Base 16 | 13dee16 | 13df716 |