Compare 42142 vs 42149
| Property | 42142 | 42149 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 191 × 11091 | 1131 × 3731 |
| Prime factorization | 2 × 19 × 1109 | 113 × 373 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 19, 38, 1109, 2218, 21071, 42142 | 1, 113, 373, 42149 |
| Number of properties | 0 | 1 |
| Semiprimes | 10283rd | |
| Roman numberals | ||
| Base 2 | 10100100100111102 | 10100100101001012 |
| Base 3 | 20102102113 | 20102110023 |
| Base 4 | 221021324 | 221022114 |
| Base 5 | 23220325 | 23220445 |
| Base 6 | 5230346 | 5230456 |
| Base 7 | 2336027 | 2336127 |
| Base 8 | 1222368 | 1222458 |
| Base 9 | 637249 | 637329 |
| Base 10 | 4214210 | 4214910 |
| Base 11 | 2973111 | 2973811 |
| Base 12 | 2047a12 | 2048512 |
| Base 13 | 1624913 | 1625313 |
| Base 14 | 1150214 | 1150914 |
| Base 15 | c74715 | c74e15 |
| Base 16 | a49e16 | a4a516 |