# Compare 9 vs 17

Property | 9 | 17 |
---|---|---|

Type | semiprime | prime |

Unique factors | 1 | 1 |

Total factors | 2 | 1 |

Prime factorization | 3^{2} | 17^{1} |

Prime factorization | 3 × 3 | 17 |

Divisors count | 3 | 2 |

Divisors | 1, 3, 9 | 1, 17 |

Number of properties | 1 | 36 |

Chen primes | 7th | |

Class 1+ primes | 6th | |

Cousin primes (2nd member) | 3rd | |

Emirps | 2nd | |

Fermat primes | 3rd | |

Genocchi primes | 1st | |

Good primes | 3rd | |

Harmonic primes | 3rd | |

Left-truncatable primes | 6th | |

Leyland primes | 2nd | |

Long primes | 2nd | |

Multiplicative primes | 6th | |

Pierpont primes | 6th | |

Pierpont primes of the 2nd kind | 6th | |

Primes | 7th | |

Prime quadruplets (3rd member) | 2nd | |

Prime quintuplet 1s (4th member) | 1st | |

Prime quintuplet 2s (3rd member) | 2nd | |

Prime quintuplet 2s (5th member) | 1st | |

Prime sextuplets (4th member) | 1st | |

Prime triplets (1st member) | 5th | |

Prime triplets (2nd member) | 4th | |

Prime triplets (3rd member) | 3rd | |

Proth primes | 4th | |

Pythagorean primes | 3rd | |

Quartan primes | 2nd | |

Semiprimes | 3rd | |

Sexy primes (1st member) | 5th | |

Sexy primes (2nd member) | 3rd | |

Sexy prime quadrupletss (2nd member) | 2nd | |

Sexy prime quadrupletss (3rd member) | 1st | |

Sexy prime triplets (1st member) | 4th | |

Sexy prime triplets (2nd member) | 3rd | |

Sexy prime triplets (3rd member) | 1st | |

Solinas primes | 6th | |

Super primes | 4th | |

Twin primes (1st member) | 4th | |

Roman numberals | IX | XVII |

Base 2 | 1001_{2} | 10001_{2} |

Base 3 | 100_{3} | 122_{3} |

Base 4 | 21_{4} | 101_{4} |

Base 5 | 14_{5} | 32_{5} |

Base 6 | 13_{6} | 25_{6} |

Base 7 | 12_{7} | 23_{7} |

Base 8 | 11_{8} | 21_{8} |

Base 9 | 10_{9} | 18_{9} |

Base 10 | 9_{10} | 17_{10} |

Base 11 | 9_{11} | 16_{11} |

Base 12 | 9_{12} | 15_{12} |

Base 13 | 9_{13} | 14_{13} |

Base 14 | 9_{14} | 13_{14} |

Base 15 | 9_{15} | 12_{15} |

Base 16 | 9_{16} | 11_{16} |