Compare 18221 vs 18233
| Property | 18221 | 18233 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 191 × 1371 | 182331 |
| Prime factorization | 7 × 19 × 137 | 18233 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 19, 133, 137, 959, 2603, 18221 | 1, 18233 |
| Number of properties | 0 | 6 |
| Additive primes | 982nd | |
| Cousin primes (2nd member) | 325th | |
| Isolated primes | 1451st | |
| Primes | 2090th | |
| Pythagorean primes | 1032nd | |
| Sophie germain primes | 304th | |
| Roman numberals | ||
| Base 2 | 1000111001011012 | 1000111001110012 |
| Base 3 | 2202222123 | 2210000223 |
| Base 4 | 101302314 | 101303214 |
| Base 5 | 10403415 | 10404135 |
| Base 6 | 2202056 | 2202256 |
| Base 7 | 1040607 | 1041057 |
| Base 8 | 434558 | 434718 |
| Base 9 | 268859 | 270089 |
| Base 10 | 1822110 | 1823310 |
| Base 11 | 1276511 | 1277611 |
| Base 12 | a66512 | a67512 |
| Base 13 | 83a813 | 83b713 |
| Base 14 | 68d714 | 690514 |
| Base 15 | 55eb15 | 560815 |
| Base 16 | 472d16 | 473916 |