Compare 51991 vs 52009
| Property | 51991 | 52009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 519911 | 520091 |
| Prime factorization | 51991 | 52009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 51991 | 1, 52009 |
| Number of properties | 2 | 4 |
| Harmonic primes | 1987th | |
| Isolated primes | 3864th | 3865th |
| Primes | 5319th | 5320th |
| Pythagorean primes | 2641st | |
| Roman numberals | ||
| Base 2 | 11001011000101112 | 11001011001010012 |
| Base 3 | 21220221213 | 21221000213 |
| Base 4 | 302301134 | 302302214 |
| Base 5 | 31304315 | 31310145 |
| Base 6 | 10404116 | 10404416 |
| Base 7 | 3044027 | 3044267 |
| Base 8 | 1454278 | 1454518 |
| Base 9 | 782779 | 783079 |
| Base 10 | 5199110 | 5200910 |
| Base 11 | 3607511 | 3609111 |
| Base 12 | 2610712 | 2612112 |
| Base 13 | 1a88413 | 1a89913 |
| Base 14 | 14d3914 | 14d4d14 |
| Base 15 | 1061115 | 1062415 |
| Base 16 | cb1716 | cb2916 |