Compare 21155 vs 21156
Property | 21155 | 21156 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 4 |
Total factors | 2 | 5 |
Prime factorization | 51 × 42311 | 22 × 31 × 411 × 431 |
Prime factorization | 5 × 4231 | 2 × 2 × 3 × 41 × 43 |
Divisors count | 4 | 24 |
Divisors | 1, 5, 4231, 21155 | 1, 2, 3, 4, 6, 12, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 492, 516, 1763, 3526, 5289, 7052, 10578, 21156 |
Number of properties | 1 | 0 |
Semiprimes | 5363rd | |
Roman numberals | ||
Base 2 | 1010010101000112 | 1010010101001002 |
Base 3 | 10020001123 | 10020001203 |
Base 4 | 110222034 | 110222104 |
Base 5 | 11341105 | 11341115 |
Base 6 | 2415356 | 2415406 |
Base 7 | 1154517 | 1154527 |
Base 8 | 512438 | 512448 |
Base 9 | 320159 | 320169 |
Base 10 | 2115510 | 2115610 |
Base 11 | 1499211 | 1499311 |
Base 12 | 102ab12 | 102b012 |
Base 13 | 982413 | 982513 |
Base 14 | 79d114 | 79d214 |
Base 15 | 640515 | 640615 |
Base 16 | 52a316 | 52a416 |