Compare 1019 vs 2039
| Property | 1019 | 2039 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10191 | 20391 |
| Prime factorization | 1019 | 2039 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1019 | 1, 2039 |
| Number of properties | 9 | 8 |
| Additive primes | 91st | |
| Chen primes | 117th | 190th |
| Happy primes | 56th | |
| Harmonic primes | 115th | |
| Isolated primes | 186th | |
| Long primes | 61st | |
| Primes | 171st | 309th |
| Safe primes | 26th | 39th |
| Sexy primes (2nd member) | 75th | |
| Solinas primes | 45th | 55th |
| Sophie germain primes | 39th | 62nd |
| Twin primes (1st member) | 36th | |
| Roman numberals | MXIX | MMXXXIX |
| Base 2 | 11111110112 | 111111101112 |
| Base 3 | 11012023 | 22101123 |
| Base 4 | 333234 | 1333134 |
| Base 5 | 130345 | 311245 |
| Base 6 | 44156 | 132356 |
| Base 7 | 26547 | 56427 |
| Base 8 | 17738 | 37678 |
| Base 9 | 13529 | 27159 |
| Base 10 | 101910 | 203910 |
| Base 11 | 84711 | 159411 |
| Base 12 | 70b12 | 121b12 |
| Base 13 | 60513 | c0b13 |
| Base 14 | 52b14 | a5914 |
| Base 15 | 47e15 | 90e15 |
| Base 16 | 3fb16 | 7f716 |