Compare 200904 vs 200909
| Property | 200904 | 200909 | 
|---|---|---|
| Type | composite number | prime | 
| Unique factors | 4 | 1 | 
| Total factors | 6 | 1 | 
| Prime factorization | 23 × 31 × 111 × 7611 | 2009091 | 
| Prime factorization | 2 × 2 × 2 × 3 × 11 × 761 | 200909 | 
| Divisors count | 32 | 2 | 
| Divisors | 1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 761, 1522, 2283, 3044, 4566, 6088, 8371, 9132, 16742, 18264, 25113, 33484, 50226, 66968, 100452, 200904 | 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 | 1100010000110010002 | 1100010000110011012 | 
| Base 3 | 1010121202203 | 1010121210023 | 
| Base 4 | 3010030204 | 3010030314 | 
| Base 5 | 224121045 | 224121145 | 
| Base 6 | 41500406 | 41500456 | 
| Base 7 | 14645047 | 14645127 | 
| Base 8 | 6103108 | 6103158 | 
| Base 9 | 3355269 | 3355329 | 
| Base 10 | 20090410 | 20090910 | 
| Base 11 | 127a4011 | 127a4511 | 
| Base 12 | 9832012 | 9832512 | 
| Base 13 | 705a213 | 705a713 | 
| Base 14 | 5330414 | 5330914 | 
| Base 15 | 3e7d915 | 3e7de15 | 
| Base 16 | 310c816 | 310cd16 |