Compare 39887 vs 39989
| Property | 39887 | 39989 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 398871 | 399891 |
| Prime factorization | 39887 | 39989 |
| Divisors count | 2 | 2 |
| Divisors | 1, 39887 | 1, 39989 |
| Number of properties | 7 | 8 |
| Chen primes | 1971st | |
| Cousin primes (2nd member) | 580th | |
| Emirps | 975th | 980th |
| Harmonic primes | 1562nd | 1567th |
| Isolated primes | 3014th | 3022nd |
| Long primes | 1583rd | 1587th |
| Primes | 4195th | 4203rd |
| Pythagorean primes | 2085th | |
| Sexy primes (2nd member) | 1194th | |
| Sophie germain primes | 565th | |
| Roman numberals | ||
| Base 2 | 10011011110011112 | 10011100001101012 |
| Base 3 | 20002010223 | 20002120023 |
| Base 4 | 212330334 | 213003114 |
| Base 5 | 22340225 | 22344245 |
| Base 6 | 5043556 | 5050456 |
| Base 7 | 2242017 | 2244057 |
| Base 8 | 1157178 | 1160658 |
| Base 9 | 606389 | 607629 |
| Base 10 | 3988710 | 3998910 |
| Base 11 | 27a7111 | 2805411 |
| Base 12 | 1b0bb12 | 1b18512 |
| Base 13 | 1520313 | 1528113 |
| Base 14 | 1077114 | 1080514 |
| Base 15 | bc4215 | bcae15 |
| Base 16 | 9bcf16 | 9c3516 |