Compare 6449 vs 6947
| Property | 6449 | 6947 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 64491 | 69471 |
| Prime factorization | 6449 | 6947 |
| Divisors count | 2 | 2 |
| Divisors | 1, 6449 | 1, 6947 |
| Number of properties | 6 | 6 |
| Additive primes | 421st | |
| Chen primes | 458th | 485th |
| Good primes | 139th | |
| Harmonic primes | 326th | |
| Left-truncatable primes | 123rd | |
| Primes | 837th | 891st |
| Pythagorean primes | 411th | |
| Sophie germain primes | 142nd | |
| Twin primes (1st member) | 150th | 161st |
| Roman numberals | ||
| Base 2 | 11001001100012 | 11011001000112 |
| Base 3 | 222112123 | 1001120223 |
| Base 4 | 12103014 | 12302034 |
| Base 5 | 2012445 | 2102425 |
| Base 6 | 455056 | 520556 |
| Base 7 | 245427 | 261537 |
| Base 8 | 144618 | 154438 |
| Base 9 | 87559 | 104689 |
| Base 10 | 644910 | 694710 |
| Base 11 | 493311 | 524611 |
| Base 12 | 389512 | 402b12 |
| Base 13 | 2c2113 | 321513 |
| Base 14 | 24c914 | 276314 |
| Base 15 | 1d9e15 | 20d215 |
| Base 16 | 193116 | 1b2316 |