Compare 23205 vs 23209
| Property | 23205 | 23209 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 51 × 71 × 131 × 171 | 232091 |
| Prime factorization | 3 × 5 × 7 × 13 × 17 | 23209 |
| Divisors count | 32 | 2 |
| Divisors | 1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 85, 91, 105, 119, 195, 221, 255, 273, 357, 455, 595, 663, 1105, 1365, 1547, 1785, 3315, 4641, 7735, 23205 | 1, 23209 |
| Number of properties | 0 | 6 |
| Isolated primes | 1808th | |
| Primes | 2591st | |
| Pythagorean primes | 1285th | |
| Sexy primes (2nd member) | 776th | |
| Sexy prime triplets (3rd member) | 207th | |
| Super primes | 377th | |
| Roman numberals | ||
| Base 2 | 1011010101001012 | 1011010101010012 |
| Base 3 | 10112111103 | 10112111213 |
| Base 4 | 112222114 | 112222214 |
| Base 5 | 12203105 | 12203145 |
| Base 6 | 2552336 | 2552416 |
| Base 7 | 1244407 | 1244447 |
| Base 8 | 552458 | 552518 |
| Base 9 | 347439 | 347479 |
| Base 10 | 2320510 | 2320910 |
| Base 11 | 1648611 | 1648a11 |
| Base 12 | 1151912 | 1152112 |
| Base 13 | a74013 | a74413 |
| Base 14 | 865714 | 865b14 |
| Base 15 | 6d2015 | 6d2415 |
| Base 16 | 5aa516 | 5aa916 |