Compare 641441 vs 641449
| Property | 641441 | 641449 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6414411 | 2331 × 27531 |
| Prime factorization | 641441 | 233 × 2753 |
| Divisors count | 2 | 4 |
| Divisors | 1, 641441 | 1, 233, 2753, 641449 |
| Number of properties | 5 | 1 |
| Chen primes | 20413th | |
| Cousin primes (2nd member) | 5640th | |
| Happy primes | 7428th | |
| Isolated primes | 40901st | |
| Primes | 52180th | |
| Semiprimes | 137440th | |
| Roman numberals | ||
| Base 2 | 100111001001101000012 | 100111001001101010012 |
| Base 3 | 10121202200023 | 10121202201013 |
| Base 4 | 21302122014 | 21302122214 |
| Base 5 | 1310112315 | 1310112445 |
| Base 6 | 214253456 | 214254016 |
| Base 7 | 53110437 | 53110547 |
| Base 8 | 23446418 | 23446518 |
| Base 9 | 11768029 | 11768119 |
| Base 10 | 64144110 | 64144910 |
| Base 11 | 3a8a1911 | 3a8a2611 |
| Base 12 | 26b25512 | 26b26112 |
| Base 13 | 195c6813 | 195c7313 |
| Base 14 | 129a9314 | 129a9b14 |
| Base 15 | ca0cb15 | ca0d415 |
| Base 16 | 9c9a116 | 9c9a916 |