Compare 642739 vs 642746
| Property | 642739 | 642746 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 6427391 | 21 × 131 × 591 × 4191 |
| Prime factorization | 642739 | 2 × 13 × 59 × 419 |
| Divisors count | 2 | 16 |
| Divisors | 1, 642739 | 1, 2, 13, 26, 59, 118, 419, 767, 838, 1534, 5447, 10894, 24721, 49442, 321373, 642746 |
| Number of properties | 4 | 0 |
| Additive primes | 20429th | |
| Primes | 52269th | |
| Twin primes (2nd member) | 5653rd | |
| Ulam primes | 3833rd | |
| Roman numberals | ||
| Base 2 | 100111001110101100112 | 100111001110101110102 |
| Base 3 | 10121222000113 | 10121222001023 |
| Base 4 | 21303223034 | 21303223224 |
| Base 5 | 1310314245 | 1310314415 |
| Base 6 | 214353516 | 214354026 |
| Base 7 | 53146067 | 53146167 |
| Base 8 | 23472638 | 23472728 |
| Base 9 | 11786049 | 11786129 |
| Base 10 | 64273910 | 64274610 |
| Base 11 | 3a999911 | 3a99a511 |
| Base 12 | 26bb5712 | 26bb6212 |
| Base 13 | 19672613 | 19673013 |
| Base 14 | 12a33d14 | 12a34614 |
| Base 15 | ca69415 | ca69b15 |
| Base 16 | 9ceb316 | 9ceba16 |