Compare 6947 vs 8161
| Property | 6947 | 8161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 69471 | 81611 |
| Prime factorization | 6947 | 8161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 6947 | 1, 8161 |
| Number of properties | 6 | 7 |
| Chen primes | 485th | |
| Good primes | 139th | 151st |
| Harmonic primes | 326th | |
| Isolated primes | 671st | |
| Left-truncatable primes | 123rd | |
| Lucky primes | 185th | |
| Primes | 891st | 1024th |
| Pythagorean primes | 509th | |
| Sexy primes (1st member) | 351st | |
| Solinas primes | 75th | |
| Twin primes (1st member) | 161st | |
| Roman numberals | ||
| Base 2 | 11011001000112 | 11111111000012 |
| Base 3 | 1001120223 | 1020120213 |
| Base 4 | 12302034 | 13332014 |
| Base 5 | 2102425 | 2301215 |
| Base 6 | 520556 | 1014416 |
| Base 7 | 261537 | 325367 |
| Base 8 | 154438 | 177418 |
| Base 9 | 104689 | 121679 |
| Base 10 | 694710 | 816110 |
| Base 11 | 524611 | 614a11 |
| Base 12 | 402b12 | 488112 |
| Base 13 | 321513 | 393a13 |
| Base 14 | 276314 | 2d8d14 |
| Base 15 | 20d215 | 264115 |
| Base 16 | 1b2316 | 1fe116 |