Compare 21005 vs 21043
| Property | 21005 | 21043 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 42011 | 111 × 19131 |
| Prime factorization | 5 × 4201 | 11 × 1913 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 4201, 21005 | 1, 11, 1913, 21043 |
| Number of properties | 1 | 1 |
| Semiprimes | 5330th | 5337th |
| Roman numberals | ||
| Base 2 | 1010010000011012 | 1010010001100112 |
| Base 3 | 10012102223 | 10012121013 |
| Base 4 | 110200314 | 110203034 |
| Base 5 | 11330105 | 11331335 |
| Base 6 | 2411256 | 2412316 |
| Base 7 | 1151457 | 1152317 |
| Base 8 | 510158 | 510638 |
| Base 9 | 317289 | 317719 |
| Base 10 | 2100510 | 2104310 |
| Base 11 | 1486611 | 148a011 |
| Base 12 | 101a512 | 1021712 |
| Base 13 | 973a13 | 976913 |
| Base 14 | 792514 | 795114 |
| Base 15 | 635515 | 637d15 |
| Base 16 | 520d16 | 523316 |