Compare 28031 vs 28163
| Property | 28031 | 28163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 280311 | 281631 |
| Prime factorization | 28031 | 28163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28031 | 1, 28163 |
| Number of properties | 3 | 4 |
| Cousin primes (2nd member) | 448th | |
| Harmonic primes | 1146th | |
| Isolated primes | 2168th | 2176th |
| Primes | 3059th | 3071st |
| Safe primes | 250th | |
| Roman numberals | ||
| Base 2 | 1101101011111112 | 1101110000000112 |
| Base 3 | 11021100123 | 11021220023 |
| Base 4 | 123113334 | 123200034 |
| Base 5 | 13441115 | 14001235 |
| Base 6 | 3334356 | 3342156 |
| Base 7 | 1445037 | 1450527 |
| Base 8 | 665778 | 670038 |
| Base 9 | 424059 | 425629 |
| Base 10 | 2803110 | 2816310 |
| Base 11 | 1a07311 | 1a18311 |
| Base 12 | 1427b12 | 1436b12 |
| Base 13 | c9b313 | ca8513 |
| Base 14 | a30314 | a39914 |
| Base 15 | 848b15 | 852815 |
| Base 16 | 6d7f16 | 6e0316 |