Compare 1019 vs 1409
| Property | 1019 | 1409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10191 | 14091 |
| Prime factorization | 1019 | 1409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1019 | 1, 1409 |
| Number of properties | 9 | 8 |
| Additive primes | 91st | |
| Chen primes | 117th | 146th |
| Emirps | 66th | |
| Isolated primes | 132nd | |
| Long primes | 61st | |
| Primes | 171st | 223rd |
| Proth primes | 20th | |
| Pythagorean primes | 110th | |
| Safe primes | 26th | |
| Sexy primes (2nd member) | 75th | |
| Solinas primes | 45th | |
| Sophie germain primes | 39th | 46th |
| Super primes | 48th | |
| Twin primes (1st member) | 36th | |
| Roman numberals | MXIX | MCDIX |
| Base 2 | 11111110112 | 101100000012 |
| Base 3 | 11012023 | 12210123 |
| Base 4 | 333234 | 1120014 |
| Base 5 | 130345 | 211145 |
| Base 6 | 44156 | 103056 |
| Base 7 | 26547 | 40527 |
| Base 8 | 17738 | 26018 |
| Base 9 | 13529 | 18359 |
| Base 10 | 101910 | 140910 |
| Base 11 | 84711 | 107111 |
| Base 12 | 70b12 | 99512 |
| Base 13 | 60513 | 84513 |
| Base 14 | 52b14 | 72914 |
| Base 15 | 47e15 | 63e15 |
| Base 16 | 3fb16 | 58116 |