Compare 200902 vs 200909
| Property | 200902 | 200909 | 
|---|---|---|
| Type | composite number | prime | 
| Unique factors | 3 | 1 | 
| Total factors | 3 | 1 | 
| Prime factorization | 21 × 131 × 77271 | 2009091 | 
| Prime factorization | 2 × 13 × 7727 | 200909 | 
| Divisors count | 8 | 2 | 
| Divisors | 1, 2, 13, 26, 7727, 15454, 100451, 200902 | 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 | 1100010000110001102 | 1100010000110011012 | 
| Base 3 | 1010121202113 | 1010121210023 | 
| Base 4 | 3010030124 | 3010030314 | 
| Base 5 | 224121025 | 224121145 | 
| Base 6 | 41500346 | 41500456 | 
| Base 7 | 14645027 | 14645127 | 
| Base 8 | 6103068 | 6103158 | 
| Base 9 | 3355249 | 3355329 | 
| Base 10 | 20090210 | 20090910 | 
| Base 11 | 127a3911 | 127a4511 | 
| Base 12 | 9831a12 | 9832512 | 
| Base 13 | 705a013 | 705a713 | 
| Base 14 | 5330214 | 5330914 | 
| Base 15 | 3e7d715 | 3e7de15 | 
| Base 16 | 310c616 | 310cd16 |