Compare 21421 vs 21453
| Property | 21421 | 21453 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 311 × 6911 | 31 × 71511 |
| Prime factorization | 31 × 691 | 3 × 7151 |
| Divisors count | 4 | 4 |
| Divisors | 1, 31, 691, 21421 | 1, 3, 7151, 21453 |
| Number of properties | 1 | 1 |
| Semiprimes | 5425th | 5435th |
| Roman numberals | ||
| Base 2 | 1010011101011012 | 1010011110011012 |
| Base 3 | 10021011013 | 10021021203 |
| Base 4 | 110322314 | 110330314 |
| Base 5 | 11411415 | 11413035 |
| Base 6 | 2431016 | 2431536 |
| Base 7 | 1163117 | 1163557 |
| Base 8 | 516558 | 517158 |
| Base 9 | 323419 | 323769 |
| Base 10 | 2142110 | 2145310 |
| Base 11 | 1510411 | 1513311 |
| Base 12 | 1049112 | 104b912 |
| Base 13 | 999a13 | 99c313 |
| Base 14 | 7b4114 | 7b6514 |
| Base 15 | 653115 | 655315 |
| Base 16 | 53ad16 | 53cd16 |