Compare 21540 vs 21551
Property | 21540 | 21551 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 4 | 2 |
Total factors | 5 | 2 |
Prime factorization | 22 × 31 × 51 × 3591 | 231 × 9371 |
Prime factorization | 2 × 2 × 3 × 5 × 359 | 23 × 937 |
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, 23, 937, 21551 |
Number of properties | 0 | 1 |
Semiprimes | 5453rd | |
Roman numberals | ||
Base 2 | 1010100001001002 | 1010100001011112 |
Base 3 | 10021122103 | 10021200123 |
Base 4 | 111002104 | 111002334 |
Base 5 | 11421305 | 11422015 |
Base 6 | 2434206 | 2434356 |
Base 7 | 1165417 | 1165557 |
Base 8 | 520448 | 520578 |
Base 9 | 324839 | 325059 |
Base 10 | 2154010 | 2155110 |
Base 11 | 1520211 | 1521211 |
Base 12 | 1057012 | 1057b12 |
Base 13 | 9a5c13 | 9a6a13 |
Base 14 | 7bc814 | 7bd514 |
Base 15 | 65b015 | 65bb15 |
Base 16 | 542416 | 542f16 |