Compare 16139 vs 16421
| Property | 16139 | 16421 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 161391 | 164211 |
| Prime factorization | 16139 | 16421 |
| Divisors count | 2 | 2 |
| Divisors | 1, 16139 | 1, 16421 |
| Number of properties | 5 | 10 |
| Chen primes | 947th | 957th |
| Cousin primes (2nd member) | 305th | |
| Isolated primes | 1324th | |
| Long primes | 724th | 735th |
| Primes | 1878th | 1903rd |
| Pythagorean primes | 943rd | |
| Safe primes | 168th | |
| Sexy primes (1st member) | 594th | |
| Sexy prime triplets (1st member) | 167th | |
| Sophie germain primes | 282nd | |
| Twin primes (1st member) | 287th | |
| Ulam primes | 141st | |
| Roman numberals | ||
| Base 2 | 111111000010112 | 1000000001001012 |
| Base 3 | 2110102023 | 2111120123 |
| Base 4 | 33300234 | 100002114 |
| Base 5 | 10040245 | 10111415 |
| Base 6 | 2024156 | 2040056 |
| Base 7 | 650247 | 656067 |
| Base 8 | 374138 | 400458 |
| Base 9 | 241229 | 244659 |
| Base 10 | 1613910 | 1642110 |
| Base 11 | 1114211 | 1137911 |
| Base 12 | 940b12 | 960512 |
| Base 13 | 746613 | 762213 |
| Base 14 | 5c4b14 | 5dad14 |
| Base 15 | 4bae15 | 4ceb15 |
| Base 16 | 3f0b16 | 402516 |