Compare 21859 vs 21867
| Property | 21859 | 21867 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 218591 | 31 × 371 × 1971 |
| Prime factorization | 21859 | 3 × 37 × 197 |
| Divisors count | 2 | 8 |
| Divisors | 1, 21859 | 1, 3, 37, 111, 197, 591, 7289, 21867 |
| Number of properties | 5 | 0 |
| Cousin primes (1st member) | 373rd | |
| Harmonic primes | 903rd | |
| Isolated primes | 1709th | |
| Long primes | 928th | |
| Primes | 2452nd | |
| Roman numberals | ||
| Base 2 | 1010101011000112 | 1010101011010112 |
| Base 3 | 10022221213 | 10022222203 |
| Base 4 | 111112034 | 111112234 |
| Base 5 | 11444145 | 11444325 |
| Base 6 | 2451116 | 2451236 |
| Base 7 | 1205057 | 1205167 |
| Base 8 | 525438 | 525538 |
| Base 9 | 328779 | 328869 |
| Base 10 | 2185910 | 2186710 |
| Base 11 | 1547211 | 1547a11 |
| Base 12 | 1079712 | 107a312 |
| Base 13 | 9c4613 | 9c5113 |
| Base 14 | 7d7514 | 7d7d14 |
| Base 15 | 672415 | 672c15 |
| Base 16 | 556316 | 556b16 |