Compare 189947 vs 189997
| Property | 189947 | 189997 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1899471 | 1899971 |
| Prime factorization | 189947 | 189997 |
| Divisors count | 2 | 2 |
| Divisors | 1, 189947 | 1, 189997 |
| Number of properties | 4 | 6 |
| Additive primes | 6947th | |
| Chen primes | 7226th | |
| Harmonic primes | 6434th | 6437th |
| Isolated primes | 13021st | |
| Lucky primes | 2221st | |
| Primes | 17163rd | 17170th |
| Pythagorean primes | 8568th | |
| Twin primes (1st member) | 2075th | |
| Roman numberals | ||
| Base 2 | 1011100101111110112 | 1011100110001011012 |
| Base 3 | 1001221200023 | 1001221212213 |
| Base 4 | 2321133234 | 2321202314 |
| Base 5 | 220342425 | 220344425 |
| Base 6 | 40232156 | 40233416 |
| Base 7 | 14205327 | 14206337 |
| Base 8 | 5627738 | 5630558 |
| Base 9 | 3185029 | 3185579 |
| Base 10 | 18994710 | 18999710 |
| Base 11 | 11a78a11 | 11a82511 |
| Base 12 | 91b0b12 | 91b5112 |
| Base 13 | 685c413 | 6863213 |
| Base 14 | 4d31914 | 4d35314 |
| Base 15 | 3b43215 | 3b46715 |
| Base 16 | 2e5fb16 | 2e62d16 |