Compare 42663 vs 42666
| Property | 42663 | 42666 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 142211 | 21 × 31 × 131 × 5471 |
| Prime factorization | 3 × 14221 | 2 × 3 × 13 × 547 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 14221, 42663 | 1, 2, 3, 6, 13, 26, 39, 78, 547, 1094, 1641, 3282, 7111, 14222, 21333, 42666 |
| Number of properties | 1 | 0 |
| Semiprimes | 10392nd | |
| Roman numberals | ||
| Base 2 | 10100110101001112 | 10100110101010102 |
| Base 3 | 20111120103 | 20111120203 |
| Base 4 | 221222134 | 221222224 |
| Base 5 | 23311235 | 23311315 |
| Base 6 | 5253036 | 5253106 |
| Base 7 | 2352457 | 2352517 |
| Base 8 | 1232478 | 1232528 |
| Base 9 | 644639 | 644669 |
| Base 10 | 4266310 | 4266610 |
| Base 11 | 2a06511 | 2a06811 |
| Base 12 | 2083312 | 2083612 |
| Base 13 | 1655a13 | 1656013 |
| Base 14 | 1179514 | 1179814 |
| Base 15 | c99315 | c99615 |
| Base 16 | a6a716 | a6aa16 |