Compare 171947 vs 172169
| Property | 171947 | 172169 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1719471 | 1721691 |
| Prime factorization | 171947 | 172169 |
| Divisors count | 2 | 2 |
| Divisors | 1, 171947 | 1, 172169 |
| Number of properties | 5 | 4 |
| Additive primes | 6407th | |
| Chen primes | 6642nd | 6648th |
| Emirps | 3518th | |
| Isolated primes | 11872nd | |
| Primes | 15665th | 15680th |
| Pythagorean primes | 7820th | |
| Twin primes (1st member) | 1898th | |
| Roman numberals | ||
| Base 2 | 1010011111101010112 | 1010100000100010012 |
| Base 3 | 222012121023 | 222020111223 |
| Base 4 | 2213322234 | 2220020214 |
| Base 5 | 210002425 | 210021345 |
| Base 6 | 34040156 | 34050256 |
| Base 7 | 13142067 | 13146447 |
| Base 8 | 5176538 | 5202118 |
| Base 9 | 2817729 | 2821489 |
| Base 10 | 17194710 | 17216910 |
| Base 11 | 10820611 | 10839811 |
| Base 12 | 8360b12 | 8377512 |
| Base 13 | 6035913 | 6049a13 |
| Base 14 | 4693d14 | 46a5b14 |
| Base 15 | 35e3215 | 3602e15 |
| Base 16 | 29fab16 | 2a08916 |