Compare 642011 vs 642012
| Property | 642011 | 642012 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 5 |
| Prime factorization | 6420111 | 22 × 31 × 71 × 76431 |
| Prime factorization | 642011 | 2 × 2 × 3 × 7 × 7643 |
| Divisors count | 2 | 24 |
| Divisors | 1, 642011 | 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 7643, 15286, 22929, 30572, 45858, 53501, 91716, 107002, 160503, 214004, 321006, 642012 |
| Number of properties | 4 | 0 |
| Chen primes | 20430th | |
| Primes | 52223rd | |
| Super primes | 5339th | |
| Twin primes (1st member) | 5647th | |
| Roman numberals | ||
| Base 2 | 100111001011110110112 | 100111001011110111002 |
| Base 3 | 10121212000123 | 10121212000203 |
| Base 4 | 21302331234 | 21302331304 |
| Base 5 | 1310210215 | 1310210225 |
| Base 6 | 214321356 | 214321406 |
| Base 7 | 53125167 | 53125207 |
| Base 8 | 23457338 | 23457348 |
| Base 9 | 11776059 | 11776069 |
| Base 10 | 64201110 | 64201210 |
| Base 11 | 3a939711 | 3a939811 |
| Base 12 | 26b64b12 | 26b65012 |
| Base 13 | 1962b613 | 1962b713 |
| Base 14 | 129d7d14 | 129d8014 |
| Base 15 | ca35b15 | ca35c15 |
| Base 16 | 9cbdb16 | 9cbdc16 |