Compare 161639 vs 162821
| Property | 161639 | 162821 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1616391 | 1628211 |
| Prime factorization | 161639 | 162821 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161639 | 1, 162821 |
| Number of properties | 6 | 5 |
| Chen primes | 6320th | 6360th |
| Emirps | 3262nd | |
| Primes | 14821st | 14916th |
| Pythagorean primes | 7434th | |
| Safe primes | 985th | |
| Sophie germain primes | 1744th | |
| Super primes | 1736th | |
| Twin primes (1st member) | 1816th | 1827th |
| Roman numberals | ||
| Base 2 | 1001110111011001112 | 1001111100000001012 |
| Base 3 | 220122011223 | 220211001023 |
| Base 4 | 2131312134 | 2133000114 |
| Base 5 | 201330245 | 202022415 |
| Base 6 | 32441556 | 32534456 |
| Base 7 | 12421527 | 12454617 |
| Base 8 | 4735478 | 4760058 |
| Base 9 | 2656489 | 2673129 |
| Base 10 | 16163910 | 16282110 |
| Base 11 | 10049511 | 10136a11 |
| Base 12 | 7965b12 | 7a28512 |
| Base 13 | 5875a13 | 5915913 |
| Base 14 | 42c9914 | 434a114 |
| Base 15 | 32d5e15 | 3339b15 |
| Base 16 | 2776716 | 27c0516 |