Compare 205209 vs 205211
| Property | 205209 | 205211 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 1512 | 2052111 |
| Prime factorization | 3 × 3 × 151 × 151 | 205211 |
| Divisors count | 9 | 2 |
| Divisors | 1, 3, 9, 151, 453, 1359, 22801, 68403, 205209 | 1, 205211 |
| Number of properties | 0 | 6 |
| Additive primes | 7420th | |
| Chen primes | 7692nd | |
| Long primes | 6888th | |
| Primes | 18400th | |
| Twin primes (1st member) | 2206th | |
| Ulam primes | 1323rd | |
| Roman numberals | ||
| Base 2 | 1100100001100110012 | 1100100001100110112 |
| Base 3 | 1011021111003 | 1011021111023 |
| Base 4 | 3020121214 | 3020121234 |
| Base 5 | 230313145 | 230313215 |
| Base 6 | 42220136 | 42220156 |
| Base 7 | 15131647 | 15131667 |
| Base 8 | 6206318 | 6206338 |
| Base 9 | 3424409 | 3424429 |
| Base 10 | 20520910 | 20521110 |
| Base 11 | 1301a411 | 1301a611 |
| Base 12 | 9a90912 | 9a90b12 |
| Base 13 | 7253413 | 7253613 |
| Base 14 | 54adb14 | 54add14 |
| Base 15 | 40c0915 | 40c0b15 |
| Base 16 | 3219916 | 3219b16 |