Compare 16421 vs 16481
| Property | 16421 | 16481 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 164211 | 164811 |
| Prime factorization | 16421 | 16481 |
| Divisors count | 2 | 2 |
| Divisors | 1, 16421 | 1, 16481 |
| Number of properties | 10 | 8 |
| Chen primes | 957th | 961st |
| Cousin primes (2nd member) | 305th | 307th |
| Emirps | 501st | |
| Isolated primes | 1324th | 1329th |
| Long primes | 735th | |
| Primes | 1903rd | 1910th |
| Pythagorean primes | 943rd | 947th |
| Sexy primes (1st member) | 594th | 597th |
| Sexy prime triplets (1st member) | 167th | 168th |
| Sophie germain primes | 282nd | |
| Ulam primes | 141st | |
| Roman numberals | ||
| Base 2 | 1000000001001012 | 1000000011000012 |
| Base 3 | 2111120123 | 2111211023 |
| Base 4 | 100002114 | 100012014 |
| Base 5 | 10111415 | 10114115 |
| Base 6 | 2040056 | 2041456 |
| Base 7 | 656067 | 660237 |
| Base 8 | 400458 | 401418 |
| Base 9 | 244659 | 245429 |
| Base 10 | 1642110 | 1648110 |
| Base 11 | 1137911 | 1142311 |
| Base 12 | 960512 | 965512 |
| Base 13 | 762213 | 766a13 |
| Base 14 | 5dad14 | 601314 |
| Base 15 | 4ceb15 | 4d3b15 |
| Base 16 | 402516 | 406116 |