Compare 21893 vs 21895
| Property | 21893 | 21895 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 218931 | 51 × 291 × 1511 |
| Prime factorization | 21893 | 5 × 29 × 151 |
| Divisors count | 2 | 8 |
| Divisors | 1, 21893 | 1, 5, 29, 145, 151, 755, 4379, 21895 |
| Number of properties | 5 | 0 |
| Additive primes | 1136th | |
| Isolated primes | 1713th | |
| Primes | 2456th | |
| Pythagorean primes | 1218th | |
| Sophie germain primes | 354th | |
| Roman numberals | ||
| Base 2 | 1010101100001012 | 1010101100001112 |
| Base 3 | 10100002123 | 10100002213 |
| Base 4 | 111120114 | 111120134 |
| Base 5 | 12000335 | 12000405 |
| Base 6 | 2452056 | 2452116 |
| Base 7 | 1205547 | 1205567 |
| Base 8 | 526058 | 526078 |
| Base 9 | 330259 | 330279 |
| Base 10 | 2189310 | 2189510 |
| Base 11 | 154a311 | 154a511 |
| Base 12 | 1080512 | 1080712 |
| Base 13 | 9c7113 | 9c7313 |
| Base 14 | 7d9b14 | 7d9d14 |
| Base 15 | 674815 | 674a15 |
| Base 16 | 558516 | 558716 |