Compare 81101 vs 81105
| Property | 81101 | 81105 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 811011 | 31 × 51 × 54071 |
| Prime factorization | 81101 | 3 × 5 × 5407 |
| Divisors count | 2 | 8 |
| Divisors | 1, 81101 | 1, 3, 5, 15, 5407, 16221, 27035, 81105 |
| Number of properties | 5 | 0 |
| Additive primes | 3302nd | |
| Cousin primes (2nd member) | 1026th | |
| Isolated primes | 5895th | |
| Primes | 7940th | |
| Pythagorean primes | 3957th | |
| Roman numberals | ||
| Base 2 | 100111100110011012 | 100111100110100012 |
| Base 3 | 110100202023 | 110100202203 |
| Base 4 | 1033030314 | 1033031014 |
| Base 5 | 100434015 | 100434105 |
| Base 6 | 14232456 | 14232536 |
| Base 7 | 4553067 | 4553137 |
| Base 8 | 2363158 | 2363218 |
| Base 9 | 1332229 | 1332269 |
| Base 10 | 8110110 | 8110510 |
| Base 11 | 55a2911 | 55a3211 |
| Base 12 | 3ab2512 | 3ab2912 |
| Base 13 | 2abb713 | 2abbb13 |
| Base 14 | 217ad14 | 217b314 |
| Base 15 | 1906b15 | 1907015 |
| Base 16 | 13ccd16 | 13cd116 |