Compare 1409 vs 1889
| Property | 1409 | 1889 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14091 | 18891 |
| Prime factorization | 1409 | 1889 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1409 | 1, 1889 |
| Number of properties | 8 | 5 |
| Chen primes | 146th | 178th |
| Emirps | 66th | |
| Isolated primes | 132nd | 175th |
| Primes | 223rd | 290th |
| Proth primes | 20th | |
| Pythagorean primes | 110th | 140th |
| Sophie germain primes | 46th | 57th |
| Super primes | 48th | |
| Roman numberals | MCDIX | MDCCCLXXXIX |
| Base 2 | 101100000012 | 111011000012 |
| Base 3 | 12210123 | 21202223 |
| Base 4 | 1120014 | 1312014 |
| Base 5 | 211145 | 300245 |
| Base 6 | 103056 | 124256 |
| Base 7 | 40527 | 53367 |
| Base 8 | 26018 | 35418 |
| Base 9 | 18359 | 25289 |
| Base 10 | 140910 | 188910 |
| Base 11 | 107111 | 146811 |
| Base 12 | 99512 | 111512 |
| Base 13 | 84513 | b2413 |
| Base 14 | 72914 | 98d14 |
| Base 15 | 63e15 | 85e15 |
| Base 16 | 58116 | 76116 |