Compare 42981 vs 42991
| Property | 42981 | 42991 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 143271 | 131 × 33071 |
| Prime factorization | 3 × 14327 | 13 × 3307 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 14327, 42981 | 1, 13, 3307, 42991 |
| Number of properties | 1 | 1 |
| Semiprimes | 10456th | 10461st |
| Roman numberals | ||
| Base 2 | 10100111111001012 | 10100111111011112 |
| Base 3 | 20112212203 | 20112220213 |
| Base 4 | 221332114 | 221332334 |
| Base 5 | 23334115 | 23334315 |
| Base 6 | 5305536 | 5310116 |
| Base 7 | 2362117 | 2362247 |
| Base 8 | 1237458 | 1237578 |
| Base 9 | 648569 | 648679 |
| Base 10 | 4298110 | 4299110 |
| Base 11 | 2a32411 | 2a33311 |
| Base 12 | 20a5912 | 20a6712 |
| Base 13 | 1674313 | 1675013 |
| Base 14 | 1194114 | 1194b14 |
| Base 15 | cb0615 | cb1115 |
| Base 16 | a7e516 | a7ef16 |