Compare 42105 vs 42109
| Property | 42105 | 42109 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 51 × 71 × 4011 | 171 × 24771 |
| Prime factorization | 3 × 5 × 7 × 401 | 17 × 2477 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 5, 7, 15, 21, 35, 105, 401, 1203, 2005, 2807, 6015, 8421, 14035, 42105 | 1, 17, 2477, 42109 |
| Number of properties | 0 | 1 |
| Semiprimes | 10273rd | |
| Roman numberals | ||
| Base 2 | 10100100011110012 | 10100100011111012 |
| Base 3 | 20102021103 | 20102021213 |
| Base 4 | 221013214 | 221013314 |
| Base 5 | 23214105 | 23214145 |
| Base 6 | 5225336 | 5225416 |
| Base 7 | 2335207 | 2335247 |
| Base 8 | 1221718 | 1221758 |
| Base 9 | 636739 | 636779 |
| Base 10 | 4210510 | 4210910 |
| Base 11 | 296a811 | 2970111 |
| Base 12 | 2044912 | 2045112 |
| Base 13 | 1621b13 | 1622213 |
| Base 14 | 114b714 | 114bb14 |
| Base 15 | c72015 | c72415 |
| Base 16 | a47916 | a47d16 |