Compare 163985 vs 163989
| Property | 163985 | 163989 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 51 × 327971 | 32 × 71 × 191 × 1371 |
| Prime factorization | 5 × 32797 | 3 × 3 × 7 × 19 × 137 |
| Divisors count | 4 | 24 |
| Divisors | 1, 5, 32797, 163985 | 1, 3, 7, 9, 19, 21, 57, 63, 133, 137, 171, 399, 411, 959, 1197, 1233, 2603, 2877, 7809, 8631, 18221, 23427, 54663, 163989 |
| Number of properties | 1 | 0 |
| Semiprimes | 37447th | |
| Roman numberals | ||
| Base 2 | 1010000000100100012 | 1010000000100101012 |
| Base 3 | 220222211123 | 220222212003 |
| Base 4 | 2200021014 | 2200021114 |
| Base 5 | 202214205 | 202214245 |
| Base 6 | 33031056 | 33031136 |
| Base 7 | 12520437 | 12520507 |
| Base 8 | 5002218 | 5002258 |
| Base 9 | 2688459 | 2688509 |
| Base 10 | 16398510 | 16398910 |
| Base 11 | 10222811 | 10223111 |
| Base 12 | 7aa9512 | 7aa9912 |
| Base 13 | 5984313 | 5984713 |
| Base 14 | 43a9314 | 43a9714 |
| Base 15 | 338c515 | 338c915 |
| Base 16 | 2809116 | 2809516 |