# Compare 673 vs 991

Property | 673 | 991 |
---|---|---|

Type | prime | prime |

Unique factors | 1 | 1 |

Total factors | 1 | 1 |

Prime factorization | 673^{1} | 991^{1} |

Prime factorization | 673 | 991 |

Divisors count | 2 | 2 |

Divisors | 1, 673 | 1, 991 |

Number of properties | 9 | 10 |

Additive primes | 89th | |

Chen primes | 115th | |

Cousin primes (1st member) | 30th | |

Emirps | 36th | |

Happy primes | 27th | |

Isolated primes | 63rd | 98th |

Left-truncatable primes | 41st | |

Lucky primes | 34th | 42nd |

Primes | 122nd | 167th |

Proth primes | 15th | |

Pythagorean primes | 58th | |

Sexy primes (1st member) | 74th | |

Solinas primes | 43rd | |

Super primes | 39th | |

Ulam primes | 14th | 18th |

Roman numberals | DCLXXIII | CMXCI |

Base 2 | 1010100001_{2} | 1111011111_{2} |

Base 3 | 220221_{3} | 1100201_{3} |

Base 4 | 22201_{4} | 33133_{4} |

Base 5 | 10143_{5} | 12431_{5} |

Base 6 | 3041_{6} | 4331_{6} |

Base 7 | 1651_{7} | 2614_{7} |

Base 8 | 1241_{8} | 1737_{8} |

Base 9 | 827_{9} | 1321_{9} |

Base 10 | 673_{10} | 991_{10} |

Base 11 | 562_{11} | 821_{11} |

Base 12 | 481_{12} | 6a7_{12} |

Base 13 | 3ca_{13} | 5b3_{13} |

Base 14 | 361_{14} | 50b_{14} |

Base 15 | 2ed_{15} | 461_{15} |

Base 16 | 2a1_{16} | 3df_{16} |