Compare 20138 vs 20145
| Property | 20138 | 20145 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 21 × 100691 | 31 × 51 × 171 × 791 |
| Prime factorization | 2 × 10069 | 3 × 5 × 17 × 79 |
| Divisors count | 4 | 16 |
| Divisors | 1, 2, 10069, 20138 | 1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 4029, 6715, 20145 |
| Number of properties | 1 | 0 |
| Semiprimes | 5116th | |
| Roman numberals | ||
| Base 2 | 1001110101010102 | 1001110101100012 |
| Base 3 | 10001212123 | 10001220103 |
| Base 4 | 103222224 | 103223014 |
| Base 5 | 11210235 | 11210405 |
| Base 6 | 2331226 | 2331336 |
| Base 7 | 1124667 | 1125067 |
| Base 8 | 472528 | 472618 |
| Base 9 | 305559 | 305639 |
| Base 10 | 2013810 | 2014510 |
| Base 11 | 1414811 | 1415411 |
| Base 12 | b7a212 | b7a912 |
| Base 13 | 922113 | 922813 |
| Base 14 | 74a614 | 74ad14 |
| Base 15 | 5e7815 | 5e8015 |
| Base 16 | 4eaa16 | 4eb116 |