Compare 27989 vs 27991
| Property | 27989 | 27991 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 131 × 21531 | 231 × 12171 |
| Prime factorization | 13 × 2153 | 23 × 1217 |
| Divisors count | 4 | 4 |
| Divisors | 1, 13, 2153, 27989 | 1, 23, 1217, 27991 |
| Number of properties | 1 | 1 |
| Semiprimes | 6979th | 6980th |
| Roman numberals | ||
| Base 2 | 1101101010101012 | 1101101010101112 |
| Base 3 | 11021011223 | 11021012013 |
| Base 4 | 123111114 | 123111134 |
| Base 5 | 13434245 | 13434315 |
| Base 6 | 3333256 | 3333316 |
| Base 7 | 1444137 | 1444157 |
| Base 8 | 665258 | 665278 |
| Base 9 | 423489 | 423519 |
| Base 10 | 2798910 | 2799110 |
| Base 11 | 1a03511 | 1a03711 |
| Base 12 | 1424512 | 1424712 |
| Base 13 | c98013 | c98213 |
| Base 14 | a2b314 | a2b514 |
| Base 15 | 845e15 | 846115 |
| Base 16 | 6d5516 | 6d5716 |