Compare 21540 vs 21542
Property | 21540 | 21542 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 4 | 2 |
Total factors | 5 | 2 |
Prime factorization | 22 × 31 × 51 × 3591 | 21 × 107711 |
Prime factorization | 2 × 2 × 3 × 5 × 359 | 2 × 10771 |
Divisors count | 24 | 4 |
Divisors | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359, 718, 1077, 1436, 1795, 2154, 3590, 4308, 5385, 7180, 10770, 21540 | 1, 2, 10771, 21542 |
Number of properties | 0 | 1 |
Semiprimes | 5451st | |
Roman numberals | ||
Base 2 | 1010100001001002 | 1010100001001102 |
Base 3 | 10021122103 | 10021122123 |
Base 4 | 111002104 | 111002124 |
Base 5 | 11421305 | 11421325 |
Base 6 | 2434206 | 2434226 |
Base 7 | 1165417 | 1165437 |
Base 8 | 520448 | 520468 |
Base 9 | 324839 | 324859 |
Base 10 | 2154010 | 2154210 |
Base 11 | 1520211 | 1520411 |
Base 12 | 1057012 | 1057212 |
Base 13 | 9a5c13 | 9a6113 |
Base 14 | 7bc814 | 7bca14 |
Base 15 | 65b015 | 65b215 |
Base 16 | 542416 | 542616 |