Compare 171999 vs 172001
| Property | 171999 | 172001 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 291 × 6591 | 1720011 |
| Prime factorization | 3 × 3 × 29 × 659 | 172001 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 9, 29, 87, 261, 659, 1977, 5931, 19111, 57333, 171999 | 1, 172001 |
| Number of properties | 0 | 5 |
| Additive primes | 6408th | |
| Emirps | 3519th | |
| Isolated primes | 11873rd | |
| Primes | 15666th | |
| Pythagorean primes | 7811th | |
| Roman numberals | ||
| Base 2 | 1010011111110111112 | 1010011111111000012 |
| Base 3 | 222012211003 | 222012211023 |
| Base 4 | 2213331334 | 2213332014 |
| Base 5 | 210004445 | 210010015 |
| Base 6 | 34041436 | 34041456 |
| Base 7 | 13143127 | 13143147 |
| Base 8 | 5177378 | 5177418 |
| Base 9 | 2818409 | 2818429 |
| Base 10 | 17199910 | 17200110 |
| Base 11 | 10825311 | 10825511 |
| Base 12 | 8365312 | 8365512 |
| Base 13 | 6039913 | 6039b13 |
| Base 14 | 4697914 | 4697b14 |
| Base 15 | 35e6915 | 35e6b15 |
| Base 16 | 29fdf16 | 29fe116 |