Compare 642002 vs 642009
| Property | 642002 | 642009 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 291 × 110691 | 31 × 2140031 |
| Prime factorization | 2 × 29 × 11069 | 3 × 214003 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 29, 58, 11069, 22138, 321001, 642002 | 1, 3, 214003, 642009 |
| Number of properties | 0 | 1 |
| Semiprimes | 137552nd | |
| Roman numberals | ||
| Base 2 | 100111001011110100102 | 100111001011110110012 |
| Base 3 | 10121211222123 | 10121212000103 |
| Base 4 | 21302331024 | 21302331214 |
| Base 5 | 1310210025 | 1310210145 |
| Base 6 | 214321226 | 214321336 |
| Base 7 | 53125047 | 53125147 |
| Base 8 | 23457228 | 23457318 |
| Base 9 | 11775859 | 11776039 |
| Base 10 | 64200210 | 64200910 |
| Base 11 | 3a938911 | 3a939511 |
| Base 12 | 26b64212 | 26b64912 |
| Base 13 | 1962aa13 | 1962b413 |
| Base 14 | 129d7414 | 129d7b14 |
| Base 15 | ca35215 | ca35915 |
| Base 16 | 9cbd216 | 9cbd916 |