Compare 189947 vs 189951
| Property | 189947 | 189951 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1899471 | 31 × 633171 |
| Prime factorization | 189947 | 3 × 63317 |
| Divisors count | 2 | 4 |
| Divisors | 1, 189947 | 1, 3, 63317, 189951 |
| Number of properties | 4 | 1 |
| Chen primes | 7226th | |
| Harmonic primes | 6434th | |
| Primes | 17163rd | |
| Semiprimes | 43059th | |
| Twin primes (1st member) | 2075th | |
| Roman numberals | ||
| Base 2 | 1011100101111110112 | 1011100101111111112 |
| Base 3 | 1001221200023 | 1001221200203 |
| Base 4 | 2321133234 | 2321133334 |
| Base 5 | 220342425 | 220343015 |
| Base 6 | 40232156 | 40232236 |
| Base 7 | 14205327 | 14205367 |
| Base 8 | 5627738 | 5627778 |
| Base 9 | 3185029 | 3185069 |
| Base 10 | 18994710 | 18995110 |
| Base 11 | 11a78a11 | 11a79311 |
| Base 12 | 91b0b12 | 91b1312 |
| Base 13 | 685c413 | 685c813 |
| Base 14 | 4d31914 | 4d31d14 |
| Base 15 | 3b43215 | 3b43615 |
| Base 16 | 2e5fb16 | 2e5ff16 |