Compare 20443 vs 20447
| Property | 20443 | 20447 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 204431 | 71 × 231 × 1271 |
| Prime factorization | 20443 | 7 × 23 × 127 |
| Divisors count | 2 | 8 |
| Divisors | 1, 20443 | 1, 7, 23, 127, 161, 889, 2921, 20447 |
| Number of properties | 5 | 0 |
| Additive primes | 1074th | |
| Harmonic primes | 841st | |
| Primes | 2310th | |
| Twin primes (2nd member) | 347th | |
| Ulam primes | 171st | |
| Roman numberals | ||
| Base 2 | 1001111110110112 | 1001111110111112 |
| Base 3 | 10010010113 | 10010010223 |
| Base 4 | 103331234 | 103331334 |
| Base 5 | 11232335 | 11232425 |
| Base 6 | 2343516 | 2343556 |
| Base 7 | 1134137 | 1134207 |
| Base 8 | 477338 | 477378 |
| Base 9 | 310349 | 310389 |
| Base 10 | 2044310 | 2044710 |
| Base 11 | 143a511 | 143a911 |
| Base 12 | b9b712 | b9bb12 |
| Base 13 | 93c713 | 93cb13 |
| Base 14 | 764314 | 764714 |
| Base 15 | 60cd15 | 60d215 |
| Base 16 | 4fdb16 | 4fdf16 |