Compare 20887 vs 20889
| Property | 20887 | 20889 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 208871 | 32 × 111 × 2111 |
| Prime factorization | 20887 | 3 × 3 × 11 × 211 |
| Divisors count | 2 | 12 |
| Divisors | 1, 20887 | 1, 3, 9, 11, 33, 99, 211, 633, 1899, 2321, 6963, 20889 |
| Number of properties | 3 | 0 |
| Isolated primes | 1640th | |
| Lucky primes | 381st | |
| Primes | 2349th | |
| Roman numberals | ||
| Base 2 | 1010001100101112 | 1010001100110012 |
| Base 3 | 10011221213 | 10011222003 |
| Base 4 | 110121134 | 110121214 |
| Base 5 | 11320225 | 11320245 |
| Base 6 | 2404116 | 2404136 |
| Base 7 | 1146167 | 1146217 |
| Base 8 | 506278 | 506318 |
| Base 9 | 315779 | 315809 |
| Base 10 | 2088710 | 2088910 |
| Base 11 | 1476911 | 1477011 |
| Base 12 | 1010712 | 1010912 |
| Base 13 | 967913 | 967b13 |
| Base 14 | 787d14 | 788114 |
| Base 15 | 62c715 | 62c915 |
| Base 16 | 519716 | 519916 |