Compare 664013 vs 664019
| Property | 664013 | 664019 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 291 × 32711 | 6640191 |
| Prime factorization | 7 × 29 × 3271 | 664019 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 29, 203, 3271, 22897, 94859, 664013 | 1, 664019 |
| Number of properties | 0 | 4 |
| Chen primes | 21069th | |
| Isolated primes | 42239th | |
| Primes | 53870th | |
| Safe primes | 3109th | |
| Roman numberals | ||
| Base 2 | 101000100001110011012 | 101000100001110100112 |
| Base 3 | 10202012120023 | 10202012120223 |
| Base 4 | 22020130314 | 22020131034 |
| Base 5 | 1322220235 | 1322220345 |
| Base 6 | 221220456 | 221220556 |
| Base 7 | 54336207 | 54336267 |
| Base 8 | 24207158 | 24207238 |
| Base 9 | 12217629 | 12217689 |
| Base 10 | 66401310 | 66401910 |
| Base 11 | 41397911 | 41398411 |
| Base 12 | 28032512 | 28032b12 |
| Base 13 | 1a330c13 | 1a331513 |
| Base 14 | 133db714 | 133dbd14 |
| Base 15 | d1b2815 | d1b2e15 |
| Base 16 | a21cd16 | a21d316 |