Compare 42142 vs 42145
| Property | 42142 | 42145 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 191 × 11091 | 51 × 84291 |
| Prime factorization | 2 × 19 × 1109 | 5 × 8429 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 19, 38, 1109, 2218, 21071, 42142 | 1, 5, 8429, 42145 |
| Number of properties | 0 | 1 |
| Semiprimes | 10282nd | |
| Roman numberals | ||
| Base 2 | 10100100100111102 | 10100100101000012 |
| Base 3 | 20102102113 | 20102102213 |
| Base 4 | 221021324 | 221022014 |
| Base 5 | 23220325 | 23220405 |
| Base 6 | 5230346 | 5230416 |
| Base 7 | 2336027 | 2336057 |
| Base 8 | 1222368 | 1222418 |
| Base 9 | 637249 | 637279 |
| Base 10 | 4214210 | 4214510 |
| Base 11 | 2973111 | 2973411 |
| Base 12 | 2047a12 | 2048112 |
| Base 13 | 1624913 | 1624c13 |
| Base 14 | 1150214 | 1150514 |
| Base 15 | c74715 | c74a15 |
| Base 16 | a49e16 | a4a116 |