Compare 21397 vs 21799
| Property | 21397 | 21799 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 213971 | 217991 |
| Prime factorization | 21397 | 21799 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21397 | 1, 21799 |
| Number of properties | 5 | 3 |
| Cousin primes (1st member) | 365th | 371st |
| Isolated primes | 1677th | 1704th |
| Primes | 2402nd | 2445th |
| Pythagorean primes | 1191st | |
| Sexy primes (2nd member) | 729th | |
| Roman numberals | ||
| Base 2 | 1010011100101012 | 1010101001001112 |
| Base 3 | 10021001113 | 10022201013 |
| Base 4 | 110321114 | 111102134 |
| Base 5 | 11410425 | 11441445 |
| Base 6 | 2430216 | 2445316 |
| Base 7 | 1162457 | 1203617 |
| Base 8 | 516258 | 524478 |
| Base 9 | 323149 | 328119 |
| Base 10 | 2139710 | 2179910 |
| Base 11 | 1509211 | 1541811 |
| Base 12 | 1047112 | 1074712 |
| Base 13 | 997c13 | 9bcb13 |
| Base 14 | 7b2514 | 7d3114 |
| Base 15 | 651715 | 66d415 |
| Base 16 | 539516 | 552716 |