Compare 811989 vs 811997
| Property | 811989 | 811997 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 831 × 10871 | 8119971 |
| Prime factorization | 3 × 3 × 83 × 1087 | 811997 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 9, 83, 249, 747, 1087, 3261, 9783, 90221, 270663, 811989 | 1, 811997 |
| Number of properties | 0 | 4 |
| Chen primes | 25061st | |
| Isolated primes | 51160th | |
| Primes | 64833rd | |
| Sexy primes (2nd member) | 13751st | |
| Roman numberals | ||
| Base 2 | 110001100011110101012 | 110001100011110111012 |
| Base 3 | 11120202112003 | 11120202112223 |
| Base 4 | 30120331114 | 30120331314 |
| Base 5 | 2014404245 | 2014404425 |
| Base 6 | 252231136 | 252231256 |
| Base 7 | 66212137 | 66212247 |
| Base 8 | 30617258 | 30617358 |
| Base 9 | 14667509 | 14667589 |
| Base 10 | 81198910 | 81199710 |
| Base 11 | 50507211 | 50507a11 |
| Base 12 | 331a9912 | 331aa512 |
| Base 13 | 22578913 | 22579413 |
| Base 14 | 171cb314 | 171cbb14 |
| Base 15 | 1108c915 | 1108d215 |
| Base 16 | c63d516 | c63dd16 |