Compare 81197 vs 81509
| Property | 81197 | 81509 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 811971 | 815091 |
| Prime factorization | 81197 | 81509 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81197 | 1, 81509 |
| Number of properties | 7 | 7 |
| Additive primes | 3311th | |
| Chen primes | 3594th | 3600th |
| Harmonic primes | 2998th | |
| Isolated primes | 5920th | |
| Long primes | 3026th | |
| Primes | 7947th | 7971st |
| Prime triplets (1st member) | 430th | |
| Pythagorean primes | 3961st | 3972nd |
| Sexy primes (1st member) | 2066th | |
| Sophie germain primes | 989th | |
| Twin primes (1st member) | 1024th | |
| Roman numberals | ||
| Base 2 | 100111101001011012 | 100111110011001012 |
| Base 3 | 110101010223 | 110102102123 |
| Base 4 | 1033102314 | 1033212114 |
| Base 5 | 100442425 | 101020145 |
| Base 6 | 14235256 | 14252056 |
| Base 7 | 4555047 | 4564317 |
| Base 8 | 2364558 | 2371458 |
| Base 9 | 1333389 | 1337259 |
| Base 10 | 8119710 | 8150910 |
| Base 11 | 5600611 | 5626a11 |
| Base 12 | 3aba512 | 3b20512 |
| Base 13 | 2ac5c13 | 2b13c13 |
| Base 14 | 2183b14 | 219c114 |
| Base 15 | 190d215 | 1923e15 |
| Base 16 | 13d2d16 | 13e6516 |