Compare 205211 vs 205221
| Property | 205211 | 205221 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2052111 | 31 × 671 × 10211 |
| Prime factorization | 205211 | 3 × 67 × 1021 |
| Divisors count | 2 | 8 |
| Divisors | 1, 205211 | 1, 3, 67, 201, 1021, 3063, 68407, 205221 |
| Number of properties | 6 | 0 |
| Additive primes | 7420th | |
| Chen primes | 7692nd | |
| Long primes | 6888th | |
| Primes | 18400th | |
| Twin primes (1st member) | 2206th | |
| Ulam primes | 1323rd | |
| Roman numberals | ||
| Base 2 | 1100100001100110112 | 1100100001101001012 |
| Base 3 | 1011021111023 | 1011021112103 |
| Base 4 | 3020121234 | 3020122114 |
| Base 5 | 230313215 | 230313415 |
| Base 6 | 42220156 | 42220336 |
| Base 7 | 15131667 | 15132127 |
| Base 8 | 6206338 | 6206458 |
| Base 9 | 3424429 | 3424539 |
| Base 10 | 20521110 | 20522110 |
| Base 11 | 1301a611 | 13020511 |
| Base 12 | 9a90b12 | 9a91912 |
| Base 13 | 7253613 | 7254313 |
| Base 14 | 54add14 | 54b0914 |
| Base 15 | 40c0b15 | 40c1615 |
| Base 16 | 3219b16 | 321a516 |