Compare 971221 vs 971229
| Property | 971221 | 971229 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 231 × 422271 | 31 × 72 × 66071 |
| Prime factorization | 23 × 42227 | 3 × 7 × 7 × 6607 |
| Divisors count | 4 | 12 |
| Divisors | 1, 23, 42227, 971221 | 1, 3, 7, 21, 49, 147, 6607, 19821, 46249, 138747, 323743, 971229 |
| Number of properties | 1 | 0 |
| Semiprimes | 204197th | |
| Roman numberals | ||
| Base 2 | 111011010001110101012 | 111011010001110111012 |
| Base 3 | 12111000210113 | 12111000211103 |
| Base 4 | 32310131114 | 32310131314 |
| Base 5 | 2220343415 | 2220344045 |
| Base 6 | 324522216 | 324522336 |
| Base 7 | 111533567 | 111534007 |
| Base 8 | 35507258 | 35507358 |
| Base 9 | 17402349 | 17402439 |
| Base 10 | 97122110 | 97122910 |
| Base 11 | 60376911 | 60377611 |
| Base 12 | 3aa07112 | 3aa07912 |
| Base 13 | 2800b413 | 2800bc13 |
| Base 14 | 1b3d2d14 | 1b3d3714 |
| Base 15 | 142b8115 | 142b8915 |
| Base 16 | ed1d516 | ed1dd16 |