Compare 138728 vs 138731
| Property | 138728 | 138731 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 23 × 173411 | 1387311 |
| Prime factorization | 2 × 2 × 2 × 17341 | 138731 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 4, 8, 17341, 34682, 69364, 138728 | 1, 138731 |
| Number of properties | 0 | 8 |
| Additive primes | 5324th | |
| Chen primes | 5561st | |
| Cousin primes (2nd member) | 1596th | |
| Emirps | 2671st | |
| Happy primes | 2015th | |
| Isolated primes | 9709th | |
| Long primes | 4826th | |
| Primes | 12906th | |
| Roman numberals | ||
| Base 2 | 1000011101111010002 | 1000011101111010112 |
| Base 3 | 210010220023 | 210010220123 |
| Base 4 | 2013132204 | 2013132234 |
| Base 5 | 134144035 | 134144115 |
| Base 6 | 25501326 | 25501356 |
| Base 7 | 11153127 | 11153157 |
| Base 8 | 4167508 | 4167538 |
| Base 9 | 2312629 | 2312659 |
| Base 10 | 13872810 | 13873110 |
| Base 11 | 9525711 | 9525a11 |
| Base 12 | 6834812 | 6834b12 |
| Base 13 | 4b1b513 | 4b1b813 |
| Base 14 | 387b214 | 387b514 |
| Base 15 | 2b18815 | 2b18b15 |
| Base 16 | 21de816 | 21deb16 |