Compare 161639 vs 163019
| Property | 161639 | 163019 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1616391 | 1630191 |
| Prime factorization | 161639 | 163019 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161639 | 1, 163019 |
| Number of properties | 6 | 6 |
| Chen primes | 6320th | 6368th |
| Emirps | 3262nd | 3295th |
| Long primes | 5576th | |
| Primes | 14821st | 14935th |
| Safe primes | 985th | 989th |
| Super primes | 1736th | |
| Twin primes (1st member) | 1816th | 1829th |
| Roman numberals | ||
| Base 2 | 1001110111011001112 | 1001111100110010112 |
| Base 3 | 220122011223 | 220211212023 |
| Base 4 | 2131312134 | 2133030234 |
| Base 5 | 201330245 | 202040345 |
| Base 6 | 32441556 | 32544156 |
| Base 7 | 12421527 | 12461637 |
| Base 8 | 4735478 | 4763138 |
| Base 9 | 2656489 | 2675529 |
| Base 10 | 16163910 | 16301910 |
| Base 11 | 10049511 | 10152a11 |
| Base 12 | 7965b12 | 7a40b12 |
| Base 13 | 5875a13 | 5927c13 |
| Base 14 | 42c9914 | 435a314 |
| Base 15 | 32d5e15 | 3347e15 |
| Base 16 | 2776716 | 27ccb16 |