Compare 642004 vs 642011
| Property | 642004 | 642011 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 111 × 145911 | 6420111 |
| Prime factorization | 2 × 2 × 11 × 14591 | 642011 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 11, 22, 44, 14591, 29182, 58364, 160501, 321002, 642004 | 1, 642011 |
| Number of properties | 0 | 4 |
| Chen primes | 20430th | |
| Primes | 52223rd | |
| Super primes | 5339th | |
| Twin primes (1st member) | 5647th | |
| Roman numberals | ||
| Base 2 | 100111001011110101002 | 100111001011110110112 |
| Base 3 | 10121211222213 | 10121212000123 |
| Base 4 | 21302331104 | 21302331234 |
| Base 5 | 1310210045 | 1310210215 |
| Base 6 | 214321246 | 214321356 |
| Base 7 | 53125067 | 53125167 |
| Base 8 | 23457248 | 23457338 |
| Base 9 | 11775879 | 11776059 |
| Base 10 | 64200410 | 64201110 |
| Base 11 | 3a939011 | 3a939711 |
| Base 12 | 26b64412 | 26b64b12 |
| Base 13 | 1962ac13 | 1962b613 |
| Base 14 | 129d7614 | 129d7d14 |
| Base 15 | ca35415 | ca35b15 |
| Base 16 | 9cbd416 | 9cbdb16 |