Compare 20145 vs 20157
| Property | 20145 | 20157 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 51 × 171 × 791 | 31 × 67191 |
| Prime factorization | 3 × 5 × 17 × 79 | 3 × 6719 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 4029, 6715, 20145 | 1, 3, 6719, 20157 |
| Number of properties | 0 | 1 |
| Semiprimes | 5119th | |
| Roman numberals | ||
| Base 2 | 1001110101100012 | 1001110101111012 |
| Base 3 | 10001220103 | 10001221203 |
| Base 4 | 103223014 | 103223314 |
| Base 5 | 11210405 | 11211125 |
| Base 6 | 2331336 | 2331536 |
| Base 7 | 1125067 | 1125247 |
| Base 8 | 472618 | 472758 |
| Base 9 | 305639 | 305769 |
| Base 10 | 2014510 | 2015710 |
| Base 11 | 1415411 | 1416511 |
| Base 12 | b7a912 | b7b912 |
| Base 13 | 922813 | 923713 |
| Base 14 | 74ad14 | 74bb14 |
| Base 15 | 5e8015 | 5e8c15 |
| Base 16 | 4eb116 | 4ebd16 |