Compare 8139 vs 8145
| Property | 8139 | 8145 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 27131 | 32 × 51 × 1811 |
| Prime factorization | 3 × 2713 | 3 × 3 × 5 × 181 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 2713, 8139 | 1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 8145 |
| Number of properties | 1 | 0 |
| Semiprimes | 2172nd | |
| Roman numberals | ||
| Base 2 | 11111110010112 | 11111110100012 |
| Base 3 | 1020111103 | 1020112003 |
| Base 4 | 13330234 | 13331014 |
| Base 5 | 2300245 | 2300405 |
| Base 6 | 1014036 | 1014136 |
| Base 7 | 325057 | 325147 |
| Base 8 | 177138 | 177218 |
| Base 9 | 121439 | 121509 |
| Base 10 | 813910 | 814510 |
| Base 11 | 612a11 | 613511 |
| Base 12 | 486312 | 486912 |
| Base 13 | 392113 | 392713 |
| Base 14 | 2d7514 | 2d7b14 |
| Base 15 | 262915 | 263015 |
| Base 16 | 1fcb16 | 1fd116 |