Compare 39989 vs 40387
| Property | 39989 | 40387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 399891 | 403871 |
| Prime factorization | 39989 | 40387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 39989 | 1, 40387 |
| Number of properties | 8 | 4 |
| Chen primes | 1990th | |
| Emirps | 980th | |
| Harmonic primes | 1567th | 1579th |
| Isolated primes | 3022nd | 3049th |
| Long primes | 1587th | |
| Primes | 4203rd | 4236th |
| Pythagorean primes | 2085th | |
| Sexy primes (2nd member) | 1194th | |
| Sophie germain primes | 565th | |
| Roman numberals | ||
| Base 2 | 10011100001101012 | 10011101110000112 |
| Base 3 | 20002120023 | 20011012113 |
| Base 4 | 213003114 | 213130034 |
| Base 5 | 22344245 | 22430225 |
| Base 6 | 5050456 | 5105516 |
| Base 7 | 2244057 | 2255147 |
| Base 8 | 1160658 | 1167038 |
| Base 9 | 607629 | 613549 |
| Base 10 | 3998910 | 4038710 |
| Base 11 | 2805411 | 2838611 |
| Base 12 | 1b18512 | 1b45712 |
| Base 13 | 1528113 | 154c913 |
| Base 14 | 1080514 | 10a0b14 |
| Base 15 | bcae15 | be7715 |
| Base 16 | 9c3516 | 9dc316 |