Compare 1006 vs 1009
| Property | 1006 | 1009 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 5031 | 10091 |
| Prime factorization | 2 × 503 | 1009 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 503, 1006 | 1, 1009 |
| Number of properties | 1 | 10 |
| Chen primes | 116th | |
| Cousin primes (1st member) | 42nd | |
| Emirps | 37th | |
| Good primes | 45th | |
| Happy primes | 36th | |
| Isolated primes | 100th | |
| Lucky primes | 44th | |
| Primes | 169th | |
| Pythagorean primes | 81st | |
| Semiprimes | 301st | |
| Solinas primes | 44th | |
| Roman numberals | MVI | MIX |
| Base 2 | 11111011102 | 11111100012 |
| Base 3 | 11010213 | 11011013 |
| Base 4 | 332324 | 333014 |
| Base 5 | 130115 | 130145 |
| Base 6 | 43546 | 44016 |
| Base 7 | 26357 | 26417 |
| Base 8 | 17568 | 17618 |
| Base 9 | 13379 | 13419 |
| Base 10 | 100610 | 100910 |
| Base 11 | 83511 | 83811 |
| Base 12 | 6ba12 | 70112 |
| Base 13 | 5c513 | 5c813 |
| Base 14 | 51c14 | 52114 |
| Base 15 | 47115 | 47415 |
| Base 16 | 3ee16 | 3f116 |