Compare 999 vs 1009
Property | 999 | 1009 |
---|---|---|
Type | composite number | prime |
Unique factors | 2 | 1 |
Total factors | 4 | 1 |
Prime factorization | 33 × 371 | 10091 |
Prime factorization | 3 × 3 × 3 × 37 | 1009 |
Divisors count | 8 | 2 |
Divisors | 1, 3, 9, 27, 37, 111, 333, 999 | 1, 1009 |
Number of properties | 0 | 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 | |
Solinas primes | 44th | |
Roman numberals | CMXCIX | MIX |
Base 2 | 11111001112 | 11111100012 |
Base 3 | 11010003 | 11011013 |
Base 4 | 332134 | 333014 |
Base 5 | 124445 | 130145 |
Base 6 | 43436 | 44016 |
Base 7 | 26257 | 26417 |
Base 8 | 17478 | 17618 |
Base 9 | 13309 | 13419 |
Base 10 | 99910 | 100910 |
Base 11 | 82911 | 83811 |
Base 12 | 6b312 | 70112 |
Base 13 | 5bb13 | 5c813 |
Base 14 | 51514 | 52114 |
Base 15 | 46915 | 47415 |
Base 16 | 3e716 | 3f116 |