Compare 664220 vs 664223
| Property | 664220 | 664223 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 332111 | 71 × 948891 |
| Prime factorization | 2 × 2 × 5 × 33211 | 7 × 94889 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 33211, 66422, 132844, 166055, 332110, 664220 | 1, 7, 94889, 664223 |
| Number of properties | 0 | 1 |
| Semiprimes | 142099th | |
| Roman numberals | ||
| Base 2 | 101000100010100111002 | 101000100010100111112 |
| Base 3 | 10202020102023 | 10202020102123 |
| Base 4 | 22020221304 | 22020221334 |
| Base 5 | 1322233405 | 1322233435 |
| Base 6 | 221230326 | 221230356 |
| Base 7 | 54343347 | 54343407 |
| Base 8 | 24212348 | 24212378 |
| Base 9 | 12221229 | 12221259 |
| Base 10 | 66422010 | 66422310 |
| Base 11 | 41404711 | 41404a11 |
| Base 12 | 28047812 | 28047b12 |
| Base 13 | 1a343b13 | 1a344113 |
| Base 14 | 1340c414 | 1340c714 |
| Base 15 | d1c1515 | d1c1815 |
| Base 16 | a229c16 | a229f16 |