Compare 28154 vs 28163
| Property | 28154 | 28163 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 71 × 20111 | 281631 |
| Prime factorization | 2 × 7 × 2011 | 28163 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 7, 14, 2011, 4022, 14077, 28154 | 1, 28163 |
| Number of properties | 0 | 4 |
| Harmonic primes | 1146th | |
| Isolated primes | 2176th | |
| Primes | 3071st | |
| Safe primes | 250th | |
| Roman numberals | ||
| Base 2 | 1101101111110102 | 1101110000000112 |
| Base 3 | 11021212023 | 11021220023 |
| Base 4 | 123133224 | 123200034 |
| Base 5 | 14001045 | 14001235 |
| Base 6 | 3342026 | 3342156 |
| Base 7 | 1450407 | 1450527 |
| Base 8 | 667728 | 670038 |
| Base 9 | 425529 | 425629 |
| Base 10 | 2815410 | 2816310 |
| Base 11 | 1a17511 | 1a18311 |
| Base 12 | 1436212 | 1436b12 |
| Base 13 | ca7913 | ca8513 |
| Base 14 | a39014 | a39914 |
| Base 15 | 851e15 | 852815 |
| Base 16 | 6dfa16 | 6e0316 |