Compare 200906 vs 200909
| Property | 200906 | 200909 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 171 × 191 × 3111 | 2009091 |
| Prime factorization | 2 × 17 × 19 × 311 | 200909 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 17, 19, 34, 38, 311, 323, 622, 646, 5287, 5909, 10574, 11818, 100453, 200906 | 1, 200909 |
| Number of properties | 0 | 6 |
| Chen primes | 7551st | |
| Isolated primes | 13732nd | |
| Long primes | 6766th | |
| Primes | 18055th | |
| Pythagorean primes | 9012th | |
| Sexy primes (2nd member) | 4312th | |
| Roman numberals | ||
| Base 2 | 1100010000110010102 | 1100010000110011012 |
| Base 3 | 1010121202223 | 1010121210023 |
| Base 4 | 3010030224 | 3010030314 |
| Base 5 | 224121115 | 224121145 |
| Base 6 | 41500426 | 41500456 |
| Base 7 | 14645067 | 14645127 |
| Base 8 | 6103128 | 6103158 |
| Base 9 | 3355289 | 3355329 |
| Base 10 | 20090610 | 20090910 |
| Base 11 | 127a4211 | 127a4511 |
| Base 12 | 9832212 | 9832512 |
| Base 13 | 705a413 | 705a713 |
| Base 14 | 5330614 | 5330914 |
| Base 15 | 3e7db15 | 3e7de15 |
| Base 16 | 310ca16 | 310cd16 |