Compare 138681 vs 138683
| Property | 138681 | 138683 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 191 × 8111 | 1386831 |
| Prime factorization | 3 × 3 × 19 × 811 | 138683 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 9, 19, 57, 171, 811, 2433, 7299, 15409, 46227, 138681 | 1, 138683 |
| Number of properties | 0 | 6 |
| Additive primes | 5323rd | |
| Chen primes | 5560th | |
| Cousin primes (2nd member) | 1595th | |
| Isolated primes | 9707th | |
| Primes | 12904th | |
| Safe primes | 873rd | |
| Roman numberals | ||
| Base 2 | 1000011101101110012 | 1000011101101110112 |
| Base 3 | 210010201003 | 210010201023 |
| Base 4 | 2013123214 | 2013123234 |
| Base 5 | 134142115 | 134142135 |
| Base 6 | 25500136 | 25500156 |
| Base 7 | 11152147 | 11152167 |
| Base 8 | 4166718 | 4166738 |
| Base 9 | 2312109 | 2312129 |
| Base 10 | 13868110 | 13868310 |
| Base 11 | 9521411 | 9521611 |
| Base 12 | 6830912 | 6830b12 |
| Base 13 | 4b17a13 | 4b17c13 |
| Base 14 | 3877b14 | 3877d14 |
| Base 15 | 2b15615 | 2b15815 |
| Base 16 | 21db916 | 21dbb16 |