Compare 509145 vs 509149
| Property | 509145 | 509149 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 51 × 71 × 131 × 3731 | 5091491 |
| Prime factorization | 3 × 5 × 7 × 13 × 373 | 509149 |
| Divisors count | 32 | 2 |
| Divisors | 1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 373, 455, 1119, 1365, 1865, 2611, 4849, 5595, 7833, 13055, 14547, 24245, 33943, 39165, 72735, 101829, 169715, 509145 | 1, 509149 |
| Number of properties | 0 | 4 |
| Primes | 42227th | |
| Super primes | 4416th | |
| Twin primes (2nd member) | 4630th | |
| Ulam primes | 3093rd | |
| Roman numberals | ||
| Base 2 | 11111000100110110012 | 11111000100110111012 |
| Base 3 | 2212121020203 | 2212121021013 |
| Base 4 | 13301031214 | 13301031314 |
| Base 5 | 1122430405 | 1122430445 |
| Base 6 | 145250536 | 145251016 |
| Base 7 | 42202507 | 42202547 |
| Base 8 | 17423318 | 17423358 |
| Base 9 | 8553669 | 8553719 |
| Base 10 | 50914510 | 50914910 |
| Base 11 | 31858a11 | 31859311 |
| Base 12 | 20678912 | 20679112 |
| Base 13 | 14a99013 | 14a99413 |
| Base 14 | d379714 | d379b14 |
| Base 15 | a0cd015 | a0cd415 |
| Base 16 | 7c4d916 | 7c4dd16 |