Compare 16215 vs 16223
| Property | 16215 | 16223 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 31 × 51 × 231 × 471 | 162231 |
| Prime factorization | 3 × 5 × 23 × 47 | 16223 |
| Divisors count | 16 | 2 |
| Divisors | 1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 16215 | 1, 16223 |
| Number of properties | 0 | 9 |
| Emirps | 494th | |
| Harmonic primes | 683rd | |
| Isolated primes | 1310th | |
| Long primes | 728th | |
| Primes | 1885th | |
| Safe primes | 170th | |
| Sexy primes (1st member) | 589th | |
| Sexy primes (2nd member) | 588th | |
| Sexy prime triplets (2nd member) | 166th | |
| Roman numberals | ||
| Base 2 | 111111010101112 | 111111010111112 |
| Base 3 | 2110201203 | 2110202123 |
| Base 4 | 33311134 | 33311334 |
| Base 5 | 10043305 | 10043435 |
| Base 6 | 2030236 | 2030356 |
| Base 7 | 651637 | 652047 |
| Base 8 | 375278 | 375378 |
| Base 9 | 242169 | 242259 |
| Base 10 | 1621510 | 1622310 |
| Base 11 | 1120111 | 1120911 |
| Base 12 | 947312 | 947b12 |
| Base 13 | 74c413 | 74cc13 |
| Base 14 | 5ca314 | 5cab14 |
| Base 15 | 4c1015 | 4c1815 |
| Base 16 | 3f5716 | 3f5f16 |