Compare 642387 vs 642393
| Property | 642387 | 642393 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 2141291 | 32 × 1371 × 5211 |
| Prime factorization | 3 × 214129 | 3 × 3 × 137 × 521 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 214129, 642387 | 1, 3, 9, 137, 411, 521, 1233, 1563, 4689, 71377, 214131, 642393 |
| Number of properties | 1 | 0 |
| Semiprimes | 137636th | |
| Roman numberals | ||
| Base 2 | 100111001101010100112 | 100111001101010110012 |
| Base 3 | 10121220120103 | 10121220121003 |
| Base 4 | 21303111034 | 21303111214 |
| Base 5 | 1310240225 | 1310240335 |
| Base 6 | 214340036 | 214340136 |
| Base 7 | 53135647 | 53136037 |
| Base 8 | 23465238 | 23465318 |
| Base 9 | 11781639 | 11781709 |
| Base 10 | 64238710 | 64239310 |
| Base 11 | 3a96a911 | 3a970411 |
| Base 12 | 26b90312 | 26b90912 |
| Base 13 | 19651513 | 19651b13 |
| Base 14 | 12a16b14 | 12a17314 |
| Base 15 | ca50c15 | ca51315 |
| Base 16 | 9cd5316 | 9cd5916 |