Compare 172139 vs 172166
| Property | 172139 | 172166 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 111 × 156491 | 21 × 860831 |
| Prime factorization | 11 × 15649 | 2 × 86083 |
| Divisors count | 4 | 4 |
| Divisors | 1, 11, 15649, 172139 | 1, 2, 86083, 172166 |
| Number of properties | 1 | 1 |
| Semiprimes | 39243rd | 39250th |
| Roman numberals | ||
| Base 2 | 1010100000011010112 | 1010100000100001102 |
| Base 3 | 222020101123 | 222020111123 |
| Base 4 | 2220012234 | 2220020124 |
| Base 5 | 210020245 | 210021315 |
| Base 6 | 34045356 | 34050226 |
| Base 7 | 13146027 | 13146417 |
| Base 8 | 5201538 | 5202068 |
| Base 9 | 2821159 | 2821459 |
| Base 10 | 17213910 | 17216610 |
| Base 11 | 10837011 | 10839511 |
| Base 12 | 8374b12 | 8377212 |
| Base 13 | 6047613 | 6049713 |
| Base 14 | 46a3914 | 46a5814 |
| Base 15 | 3600e15 | 3602b15 |
| Base 16 | 2a06b16 | 2a08616 |