Compare 81195 vs 81197
| Property | 81195 | 81197 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 51 × 54131 | 811971 |
| Prime factorization | 3 × 5 × 5413 | 81197 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 5, 15, 5413, 16239, 27065, 81195 | 1, 81197 |
| Number of properties | 0 | 7 |
| Chen primes | 3594th | |
| Harmonic primes | 2998th | |
| Primes | 7947th | |
| Prime triplets (1st member) | 430th | |
| Pythagorean primes | 3961st | |
| Sexy primes (1st member) | 2066th | |
| Twin primes (1st member) | 1024th | |
| Roman numberals | ||
| Base 2 | 100111101001010112 | 100111101001011012 |
| Base 3 | 110101010203 | 110101010223 |
| Base 4 | 1033102234 | 1033102314 |
| Base 5 | 100442405 | 100442425 |
| Base 6 | 14235236 | 14235256 |
| Base 7 | 4555027 | 4555047 |
| Base 8 | 2364538 | 2364558 |
| Base 9 | 1333369 | 1333389 |
| Base 10 | 8119510 | 8119710 |
| Base 11 | 5600411 | 5600611 |
| Base 12 | 3aba312 | 3aba512 |
| Base 13 | 2ac5a13 | 2ac5c13 |
| Base 14 | 2183914 | 2183b14 |
| Base 15 | 190d015 | 190d215 |
| Base 16 | 13d2b16 | 13d2d16 |