Compare 642011 vs 642019
| Property | 642011 | 642019 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6420111 | 71 × 411 × 22371 |
| Prime factorization | 642011 | 7 × 41 × 2237 |
| Divisors count | 2 | 8 |
| Divisors | 1, 642011 | 1, 7, 41, 287, 2237, 15659, 91717, 642019 |
| Number of properties | 4 | 0 |
| Chen primes | 20430th | |
| Primes | 52223rd | |
| Super primes | 5339th | |
| Twin primes (1st member) | 5647th | |
| Roman numberals | ||
| Base 2 | 100111001011110110112 | 100111001011111000112 |
| Base 3 | 10121212000123 | 10121212001113 |
| Base 4 | 21302331234 | 21302332034 |
| Base 5 | 1310210215 | 1310210345 |
| Base 6 | 214321356 | 214321516 |
| Base 7 | 53125167 | 53125307 |
| Base 8 | 23457338 | 23457438 |
| Base 9 | 11776059 | 11776149 |
| Base 10 | 64201110 | 64201910 |
| Base 11 | 3a939711 | 3a93a411 |
| Base 12 | 26b64b12 | 26b65712 |
| Base 13 | 1962b613 | 1962c113 |
| Base 14 | 129d7d14 | 129d8714 |
| Base 15 | ca35b15 | ca36415 |
| Base 16 | 9cbdb16 | 9cbe316 |