Compare 204509 vs 204510
| Property | 204509 | 204510 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 5 |
| Prime factorization | 2045091 | 21 × 31 × 51 × 171 × 4011 |
| Prime factorization | 204509 | 2 × 3 × 5 × 17 × 401 |
| Divisors count | 2 | 32 |
| Divisors | 1, 204509 | 1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 401, 510, 802, 1203, 2005, 2406, 4010, 6015, 6817, 12030, 13634, 20451, 34085, 40902, 68170, 102255, 204510 |
| Number of properties | 5 | 0 |
| Chen primes | 7669th | |
| Long primes | 6875th | |
| Primes | 18344th | |
| Pythagorean primes | 9164th | |
| Twin primes (1st member) | 2200th | |
| Roman numberals | ||
| Base 2 | 1100011110110111012 | 1100011110110111102 |
| Base 3 | 1011011121023 | 1011011121103 |
| Base 4 | 3013231314 | 3013231324 |
| Base 5 | 230210145 | 230210205 |
| Base 6 | 42144456 | 42144506 |
| Base 7 | 15111447 | 15111457 |
| Base 8 | 6173358 | 6173368 |
| Base 9 | 3414729 | 3414739 |
| Base 10 | 20450910 | 20451010 |
| Base 11 | 12a71811 | 12a71911 |
| Base 12 | 9a42512 | 9a42612 |
| Base 13 | 7211613 | 7211713 |
| Base 14 | 5475b14 | 5475c14 |
| Base 15 | 408de15 | 408e015 |
| Base 16 | 31edd16 | 31ede16 |