Compare 39887 vs 40013
| Property | 39887 | 40013 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 398871 | 400131 |
| Prime factorization | 39887 | 40013 |
| Divisors count | 2 | 2 |
| Divisors | 1, 39887 | 1, 40013 |
| Number of properties | 7 | 4 |
| Chen primes | 1971st | |
| Cousin primes (2nd member) | 580th | 582nd |
| Emirps | 975th | |
| Harmonic primes | 1562nd | |
| Isolated primes | 3014th | 3024th |
| Long primes | 1583rd | |
| Primes | 4195th | 4205th |
| Pythagorean primes | 2087th | |
| Roman numberals | ||
| Base 2 | 10011011110011112 | 10011100010011012 |
| Base 3 | 20002010223 | 20002122223 |
| Base 4 | 212330334 | 213010314 |
| Base 5 | 22340225 | 22400235 |
| Base 6 | 5043556 | 5051256 |
| Base 7 | 2242017 | 2244417 |
| Base 8 | 1157178 | 1161158 |
| Base 9 | 606389 | 607889 |
| Base 10 | 3988710 | 4001310 |
| Base 11 | 27a7111 | 2807611 |
| Base 12 | 1b0bb12 | 1b1a512 |
| Base 13 | 1520313 | 1529c13 |
| Base 14 | 1077114 | 1082114 |
| Base 15 | bc4215 | bcc815 |
| Base 16 | 9bcf16 | 9c4d16 |