Compare 161639 vs 162971
| Property | 161639 | 162971 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1616391 | 1629711 |
| Prime factorization | 161639 | 162971 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161639 | 1, 162971 |
| Number of properties | 6 | 7 |
| Chen primes | 6320th | 6366th |
| Emirps | 3262nd | 3294th |
| Harmonic primes | 5606th | |
| Long primes | 5574th | |
| Primes | 14821st | 14930th |
| Safe primes | 985th | |
| Sophie germain primes | 1745th | |
| Super primes | 1736th | |
| Twin primes (1st member) | 1816th | 1828th |
| Roman numberals | ||
| Base 2 | 1001110111011001112 | 1001111100100110112 |
| Base 3 | 220122011223 | 220211122223 |
| Base 4 | 2131312134 | 2133021234 |
| Base 5 | 201330245 | 202033415 |
| Base 6 | 32441556 | 32542556 |
| Base 7 | 12421527 | 12460647 |
| Base 8 | 4735478 | 4762338 |
| Base 9 | 2656489 | 2674889 |
| Base 10 | 16163910 | 16297110 |
| Base 11 | 10049511 | 10149611 |
| Base 12 | 7965b12 | 7a38b12 |
| Base 13 | 5875a13 | 5924313 |
| Base 14 | 42c9914 | 4356b14 |
| Base 15 | 32d5e15 | 3344b15 |
| Base 16 | 2776716 | 27c9b16 |