Compare 161729 vs 161921
| Property | 161729 | 161921 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1617291 | 1619211 |
| Prime factorization | 161729 | 161921 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161729 | 1, 161921 |
| Number of properties | 5 | 5 |
| Chen primes | 6324th | 6329th |
| Emirps | 3266th | |
| Harmonic primes | 5564th | |
| Primes | 14826th | 14844th |
| Pythagorean primes | 7392nd | 7400th |
| Twin primes (1st member) | 1817th | 1821st |
| Roman numberals | ||
| Base 2 | 1001110111110000012 | 1001111000100000012 |
| Base 3 | 220122112223 | 220200100023 |
| Base 4 | 2131330014 | 2132020014 |
| Base 5 | 201334045 | 201401415 |
| Base 6 | 32444256 | 32453456 |
| Base 7 | 12423417 | 12430347 |
| Base 8 | 4737018 | 4742018 |
| Base 9 | 2657589 | 2661029 |
| Base 10 | 16172910 | 16192110 |
| Base 11 | 10056711 | 10072111 |
| Base 12 | 7971512 | 7985512 |
| Base 13 | 587c913 | 5891613 |
| Base 14 | 42d2114 | 4301b14 |
| Base 15 | 32dbe15 | 32e9b15 |
| Base 16 | 277c116 | 2788116 |