Compare 220897 vs 221951
| Property | 220897 | 221951 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2208971 | 2219511 |
| Prime factorization | 220897 | 221951 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220897 | 1, 221951 |
| Number of properties | 6 | 6 |
| Chen primes | 8238th | |
| Cousin primes (1st member) | 2326th | |
| Harmonic primes | 7422nd | |
| Isolated primes | 15021st | |
| Primes | 19688th | 19771st |
| Prime triplets (1st member) | 909th | 915th |
| Pythagorean primes | 9823rd | |
| Sexy primes (1st member) | 4655th | 4677th |
| Twin primes (1st member) | 2346th | |
| Roman numberals | ||
| Base 2 | 1101011110111000012 | 1101100010111111112 |
| Base 3 | 1020200001013 | 1020211101023 |
| Base 4 | 3113232014 | 3120233334 |
| Base 5 | 240320425 | 241003015 |
| Base 6 | 44224016 | 44313156 |
| Base 7 | 16100057 | 16130427 |
| Base 8 | 6573418 | 6613778 |
| Base 9 | 3660119 | 3674129 |
| Base 10 | 22089710 | 22195110 |
| Base 11 | 140a6611 | 14183411 |
| Base 12 | a7a0112 | a853b12 |
| Base 13 | 7971113 | 7a04213 |
| Base 14 | 5a70514 | 5ac5914 |
| Base 15 | 456b715 | 45b6b15 |
| Base 16 | 35ee116 | 362ff16 |