Compare 6439 vs 6447
| Property | 6439 | 6447 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 471 × 1371 | 31 × 71 × 3071 |
| Prime factorization | 47 × 137 | 3 × 7 × 307 |
| Divisors count | 4 | 8 |
| Divisors | 1, 47, 137, 6439 | 1, 3, 7, 21, 307, 921, 2149, 6447 |
| Number of properties | 1 | 0 |
| Semiprimes | 1731st | |
| Roman numberals | ||
| Base 2 | 11001001001112 | 11001001011112 |
| Base 3 | 222111113 | 222112103 |
| Base 4 | 12102134 | 12102334 |
| Base 5 | 2012245 | 2012425 |
| Base 6 | 454516 | 455036 |
| Base 7 | 245267 | 245407 |
| Base 8 | 144478 | 144578 |
| Base 9 | 87449 | 87539 |
| Base 10 | 643910 | 644710 |
| Base 11 | 492411 | 493111 |
| Base 12 | 388712 | 389312 |
| Base 13 | 2c1413 | 2c1c13 |
| Base 14 | 24bd14 | 24c714 |
| Base 15 | 1d9415 | 1d9c15 |
| Base 16 | 192716 | 192f16 |