Compare 19801 vs 19913
| Property | 19801 | 19913 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198011 | 199131 |
| Prime factorization | 19801 | 19913 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19801 | 1, 19913 |
| Number of properties | 6 | 10 |
| Additive primes | 1042nd | 1045th |
| Centered square primes | 35th | |
| Emirps | 623rd | 626th |
| Good primes | 256th | |
| Isolated primes | 1566th | 1572nd |
| Long primes | 861st | |
| Primes | 2241st | 2251st |
| Pythagorean primes | 1113th | 1119th |
| Sexy primes (1st member) | 691st | |
| Sophie germain primes | 324th | |
| Super primes | 335th | |
| Roman numberals | ||
| Base 2 | 1001101010110012 | 1001101110010012 |
| Base 3 | 10000111013 | 10000221123 |
| Base 4 | 103111214 | 103130214 |
| Base 5 | 11132015 | 11141235 |
| Base 6 | 2314016 | 2321056 |
| Base 7 | 1115057 | 1120257 |
| Base 8 | 465318 | 467118 |
| Base 9 | 301419 | 302759 |
| Base 10 | 1980110 | 1991310 |
| Base 11 | 1397111 | 13a6311 |
| Base 12 | b56112 | b63512 |
| Base 13 | 902213 | 90aa13 |
| Base 14 | 730514 | 738514 |
| Base 15 | 5d0115 | 5d7815 |
| Base 16 | 4d5916 | 4dc916 |