Compare 19801 vs 23981
| Property | 19801 | 23981 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198011 | 239811 |
| Prime factorization | 19801 | 23981 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19801 | 1, 23981 |
| Number of properties | 6 | 10 |
| Additive primes | 1042nd | 1219th |
| Centered square primes | 35th | 39th |
| Chen primes | 1309th | |
| Cousin primes (2nd member) | 400th | |
| Emirps | 623rd | |
| Isolated primes | 1566th | 1864th |
| Long primes | 1016th | |
| Primes | 2241st | 2667th |
| Pythagorean primes | 1113th | 1326th |
| Sophie germain primes | 381st | |
| Ulam primes | 197th | |
| Roman numberals | ||
| Base 2 | 1001101010110012 | 1011101101011012 |
| Base 3 | 10000111013 | 10122200123 |
| Base 4 | 103111214 | 113122314 |
| Base 5 | 11132015 | 12314115 |
| Base 6 | 2314016 | 3030056 |
| Base 7 | 1115057 | 1266267 |
| Base 8 | 465318 | 566558 |
| Base 9 | 301419 | 358059 |
| Base 10 | 1980110 | 2398110 |
| Base 11 | 1397111 | 1702111 |
| Base 12 | b56112 | 11a6512 |
| Base 13 | 902213 | abb913 |
| Base 14 | 730514 | 8a4d14 |
| Base 15 | 5d0115 | 718b15 |
| Base 16 | 4d5916 | 5dad16 |