Compare 21155 vs 21178
Property | 21155 | 21178 |
---|---|---|
Type | semiprime | semiprime |
Unique factors | 2 | 2 |
Total factors | 2 | 2 |
Prime factorization | 51 × 42311 | 21 × 105891 |
Prime factorization | 5 × 4231 | 2 × 10589 |
Divisors count | 4 | 4 |
Divisors | 1, 5, 4231, 21155 | 1, 2, 10589, 21178 |
Number of properties | 1 | 1 |
Semiprimes | 5363rd | 5368th |
Roman numberals | ||
Base 2 | 1010010101000112 | 1010010101110102 |
Base 3 | 10020001123 | 10020011013 |
Base 4 | 110222034 | 110223224 |
Base 5 | 11341105 | 11342035 |
Base 6 | 2415356 | 2420146 |
Base 7 | 1154517 | 1155137 |
Base 8 | 512438 | 512728 |
Base 9 | 320159 | 320419 |
Base 10 | 2115510 | 2117810 |
Base 11 | 1499211 | 14a0311 |
Base 12 | 102ab12 | 1030a12 |
Base 13 | 982413 | 984113 |
Base 14 | 79d114 | 7a0a14 |
Base 15 | 640515 | 641d15 |
Base 16 | 52a316 | 52ba16 |