Compare 642279 vs 642281
| Property | 642279 | 642281 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 111 × 194631 | 6422811 |
| Prime factorization | 3 × 11 × 19463 | 642281 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 11, 33, 19463, 58389, 214093, 642279 | 1, 642281 |
| Number of properties | 0 | 4 |
| Additive primes | 20419th | |
| Chen primes | 20435th | |
| Isolated primes | 40946th | |
| Primes | 52245th | |
| Roman numberals | ||
| Base 2 | 100111001100111001112 | 100111001100111010012 |
| Base 3 | 10121220010103 | 10121220010123 |
| Base 4 | 21303032134 | 21303032214 |
| Base 5 | 1310231045 | 1310231115 |
| Base 6 | 214333036 | 214333056 |
| Base 7 | 53133517 | 53133537 |
| Base 8 | 23463478 | 23463518 |
| Base 9 | 11780339 | 11780359 |
| Base 10 | 64227910 | 64228110 |
| Base 11 | 3a961011 | 3a961211 |
| Base 12 | 26b83312 | 26b83512 |
| Base 13 | 19646113 | 19646313 |
| Base 14 | 12a0d114 | 12a0d314 |
| Base 15 | ca48915 | ca48b15 |
| Base 16 | 9cce716 | 9cce916 |