Compare 42991 vs 42993
| Property | 42991 | 42993 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 131 × 33071 | 32 × 171 × 2811 |
| Prime factorization | 13 × 3307 | 3 × 3 × 17 × 281 |
| Divisors count | 4 | 12 |
| Divisors | 1, 13, 3307, 42991 | 1, 3, 9, 17, 51, 153, 281, 843, 2529, 4777, 14331, 42993 |
| Number of properties | 1 | 0 |
| Semiprimes | 10461st | |
| Roman numberals | ||
| Base 2 | 10100111111011112 | 10100111111100012 |
| Base 3 | 20112220213 | 20112221003 |
| Base 4 | 221332334 | 221333014 |
| Base 5 | 23334315 | 23334335 |
| Base 6 | 5310116 | 5310136 |
| Base 7 | 2362247 | 2362267 |
| Base 8 | 1237578 | 1237618 |
| Base 9 | 648679 | 648709 |
| Base 10 | 4299110 | 4299310 |
| Base 11 | 2a33311 | 2a33511 |
| Base 12 | 20a6712 | 20a6912 |
| Base 13 | 1675013 | 1675213 |
| Base 14 | 1194b14 | 1194d14 |
| Base 15 | cb1115 | cb1315 |
| Base 16 | a7ef16 | a7f116 |