Compare 213921 vs 213929
| Property | 213921 | 213929 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 34 × 191 × 1391 | 2139291 |
| Prime factorization | 3 × 3 × 3 × 3 × 19 × 139 | 213929 |
| Divisors count | 20 | 2 |
| Divisors | 1, 3, 9, 19, 27, 57, 81, 139, 171, 417, 513, 1251, 1539, 2641, 3753, 7923, 11259, 23769, 71307, 213921 | 1, 213929 |
| Number of properties | 0 | 4 |
| Isolated primes | 14563rd | |
| Primes | 19120th | |
| Pythagorean primes | 9546th | |
| Sophie germain primes | 2174th | |
| Roman numberals | ||
| Base 2 | 1101000011101000012 | 1101000011101010012 |
| Base 3 | 1012121100003 | 1012121100223 |
| Base 4 | 3100322014 | 3100322214 |
| Base 5 | 233211415 | 233212045 |
| Base 6 | 43302136 | 43302256 |
| Base 7 | 15504517 | 15504627 |
| Base 8 | 6416418 | 6416518 |
| Base 9 | 3554009 | 3554089 |
| Base 10 | 21392110 | 21392910 |
| Base 11 | 1367a411 | 13680111 |
| Base 12 | a396912 | a397512 |
| Base 13 | 764a613 | 764b113 |
| Base 14 | 57d6114 | 57d6914 |
| Base 15 | 435b615 | 435be15 |
| Base 16 | 343a116 | 343a916 |