Compare 71989 vs 71990
| Property | 71989 | 71990 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 1931 × 3731 | 21 × 51 × 231 × 3131 |
| Prime factorization | 193 × 373 | 2 × 5 × 23 × 313 |
| Divisors count | 4 | 16 |
| Divisors | 1, 193, 373, 71989 | 1, 2, 5, 10, 23, 46, 115, 230, 313, 626, 1565, 3130, 7199, 14398, 35995, 71990 |
| Number of properties | 1 | 0 |
| Semiprimes | 17116th | |
| Roman numberals | ||
| Base 2 | 100011001001101012 | 100011001001101102 |
| Base 3 | 101222020213 | 101222020223 |
| Base 4 | 1012103114 | 1012103124 |
| Base 5 | 43004245 | 43004305 |
| Base 6 | 13131416 | 13131426 |
| Base 7 | 4166117 | 4166127 |
| Base 8 | 2144658 | 2144668 |
| Base 9 | 1186679 | 1186689 |
| Base 10 | 7198910 | 7199010 |
| Base 11 | 4a0a511 | 4a0a611 |
| Base 12 | 357b112 | 357b212 |
| Base 13 | 269c813 | 269c913 |
| Base 14 | 1c34114 | 1c34214 |
| Base 15 | 164e415 | 164e515 |
| Base 16 | 1193516 | 1193616 |