Compare 17939 vs 18143
| Property | 17939 | 18143 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179391 | 181431 |
| Prime factorization | 17939 | 18143 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17939 | 1, 18143 |
| Number of properties | 7 | 6 |
| Additive primes | 968th | 977th |
| Emirps | 554th | |
| Happy primes | 356th | |
| Isolated primes | 1432nd | 1441st |
| Long primes | 792nd | 798th |
| Primes | 2057th | 2080th |
| Safe primes | 178th | |
| Sexy primes (1st member) | 642nd | |
| Sophie germain primes | 298th | |
| Roman numberals | ||
| Base 2 | 1000110000100112 | 1000110110111112 |
| Base 3 | 2201211023 | 2202122223 |
| Base 4 | 101201034 | 101231334 |
| Base 5 | 10332245 | 10400335 |
| Base 6 | 2150156 | 2155556 |
| Base 7 | 1032057 | 1036167 |
| Base 8 | 430238 | 433378 |
| Base 9 | 265429 | 267889 |
| Base 10 | 1793910 | 1814310 |
| Base 11 | 1252911 | 126a411 |
| Base 12 | a46b12 | a5bb12 |
| Base 13 | 821c13 | 834813 |
| Base 14 | 677514 | 687d14 |
| Base 15 | 54ae15 | 559815 |
| Base 16 | 461316 | 46df16 |