Compare 21418 vs 21428
| Property | 21418 | 21428 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 21 × 107091 | 22 × 111 × 4871 |
| Prime factorization | 2 × 10709 | 2 × 2 × 11 × 487 |
| Divisors count | 4 | 12 |
| Divisors | 1, 2, 10709, 21418 | 1, 2, 4, 11, 22, 44, 487, 974, 1948, 5357, 10714, 21428 |
| Number of properties | 1 | 0 |
| Semiprimes | 5424th | |
| Roman numberals | ||
| Base 2 | 1010011101010102 | 1010011101101002 |
| Base 3 | 10021010213 | 10021011223 |
| Base 4 | 110322224 | 110323104 |
| Base 5 | 11411335 | 11412035 |
| Base 6 | 2430546 | 2431126 |
| Base 7 | 1163057 | 1163217 |
| Base 8 | 516528 | 516648 |
| Base 9 | 323379 | 323489 |
| Base 10 | 2141810 | 2142810 |
| Base 11 | 1510111 | 1511011 |
| Base 12 | 1048a12 | 1049812 |
| Base 13 | 999713 | 99a413 |
| Base 14 | 7b3c14 | 7b4814 |
| Base 15 | 652d15 | 653815 |
| Base 16 | 53aa16 | 53b416 |