Compare 21143 vs 21152
| Property | 21143 | 21152 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 6 |
| Prime factorization | 211431 | 25 × 6611 |
| Prime factorization | 21143 | 2 × 2 × 2 × 2 × 2 × 661 |
| Divisors count | 2 | 12 |
| Divisors | 1, 21143 | 1, 2, 4, 8, 16, 32, 661, 1322, 2644, 5288, 10576, 21152 |
| Number of properties | 9 | 0 |
| Additive primes | 1103rd | |
| Chen primes | 1167th | |
| Cousin primes (2nd member) | 360th | |
| Happy primes | 393rd | |
| Harmonic primes | 873rd | |
| Isolated primes | 1657th | |
| Long primes | 903rd | |
| Primes | 2376th | |
| Sexy primes (1st member) | 719th | |
| Roman numberals | ||
| Base 2 | 1010010100101112 | 1010010101000002 |
| Base 3 | 10020000023 | 10020001023 |
| Base 4 | 110221134 | 110222004 |
| Base 5 | 11340335 | 11341025 |
| Base 6 | 2415156 | 2415326 |
| Base 7 | 1154337 | 1154457 |
| Base 8 | 512278 | 512408 |
| Base 9 | 320029 | 320129 |
| Base 10 | 2114310 | 2115210 |
| Base 11 | 1498111 | 1498a11 |
| Base 12 | 1029b12 | 102a812 |
| Base 13 | 981513 | 982113 |
| Base 14 | 79c314 | 79cc14 |
| Base 15 | 63e815 | 640215 |
| Base 16 | 529716 | 52a016 |