Compare 173209 vs 173213
| Property | 173209 | 173213 | 
|---|---|---|
| Type | prime | composite number | 
| Unique factors | 1 | 3 | 
| Total factors | 1 | 3 | 
| Prime factorization | 1732091 | 171 × 231 × 4431 | 
| Prime factorization | 173209 | 17 × 23 × 443 | 
| Divisors count | 2 | 8 | 
| Divisors | 1, 173209 | 1, 17, 23, 391, 443, 7531, 10189, 173213 | 
| Number of properties | 4 | 0 | 
| Chen primes | 6684th | |
| Primes | 15771st | |
| Pythagorean primes | 7867th | |
| Twin primes (2nd member) | 1905th | |
| Roman numberals | ||
| Base 2 | 1010100100100110012 | 1010100100100111012 | 
| Base 3 | 222101210113 | 222101210223 | 
| Base 4 | 2221021214 | 2221021314 | 
| Base 5 | 210203145 | 210203235 | 
| Base 6 | 34135216 | 34135256 | 
| Base 7 | 13206617 | 13206657 | 
| Base 8 | 5222318 | 5222358 | 
| Base 9 | 2835349 | 2835389 | 
| Base 10 | 17320910 | 17321310 | 
| Base 11 | 10915311 | 10915711 | 
| Base 12 | 842a112 | 842a512 | 
| Base 13 | 60aba13 | 60ac113 | 
| Base 14 | 471a114 | 471a514 | 
| Base 15 | 364c415 | 364c815 | 
| Base 16 | 2a49916 | 2a49d16 |