Compare 128561 vs 128563
| Property | 128561 | 128563 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 591 × 21791 | 1285631 |
| Prime factorization | 59 × 2179 | 128563 |
| Divisors count | 4 | 2 |
| Divisors | 1, 59, 2179, 128561 | 1, 128563 |
| Number of properties | 1 | 3 |
| Happy primes | 1870th | |
| Isolated primes | 9037th | |
| Primes | 12038th | |
| Semiprimes | 29718th | |
| Roman numberals | ||
| Base 2 | 111110110001100012 | 111110110001100112 |
| Base 3 | 201121001123 | 201121001213 |
| Base 4 | 1331203014 | 1331203034 |
| Base 5 | 131032215 | 131032235 |
| Base 6 | 24311056 | 24311116 |
| Base 7 | 10435467 | 10435517 |
| Base 8 | 3730618 | 3730638 |
| Base 9 | 2153159 | 2153179 |
| Base 10 | 12856110 | 12856310 |
| Base 11 | 8865411 | 8865611 |
| Base 12 | 6249512 | 6249712 |
| Base 13 | 4669413 | 4669613 |
| Base 14 | 34bcd14 | 34bd114 |
| Base 15 | 2815b15 | 2815d15 |
| Base 16 | 1f63116 | 1f63316 |