# Compare 971 vs 997

Property | 971 | 997 |
---|---|---|

Type | prime | prime |

Unique factors | 1 | 1 |

Total factors | 1 | 1 |

Prime factorization | 971^{1} | 997^{1} |

Prime factorization | 971 | 997 |

Divisors count | 2 | 2 |

Divisors | 1, 971 | 1, 997 |

Number of properties | 11 | 6 |

Additive primes | 87th | |

Chen primes | 112th | |

Class 1+ primes | 19th | |

Cousin primes (2nd member) | 41st | |

Emirps | 34th | |

Isolated primes | 95th | 99th |

Left-truncatable primes | 54th | |

Long primes | 58th | |

Lucky primes | 43rd | |

Pierpont primes of the 2nd kind | 19th | |

Primes | 164th | 168th |

Pythagorean primes | 80th | |

Sexy primes (1st member) | 72nd | |

Sexy primes (2nd member) | 74th | |

Sexy prime triplets (1st member) | 28th | |

Roman numberals | CMLXXI | CMXCVII |

Base 2 | 1111001011_{2} | 1111100101_{2} |

Base 3 | 1022222_{3} | 1100221_{3} |

Base 4 | 33023_{4} | 33211_{4} |

Base 5 | 12341_{5} | 12442_{5} |

Base 6 | 4255_{6} | 4341_{6} |

Base 7 | 2555_{7} | 2623_{7} |

Base 8 | 1713_{8} | 1745_{8} |

Base 9 | 1288_{9} | 1327_{9} |

Base 10 | 971_{10} | 997_{10} |

Base 11 | 803_{11} | 827_{11} |

Base 12 | 68b_{12} | 6b1_{12} |

Base 13 | 599_{13} | 5b9_{13} |

Base 14 | 4d5_{14} | 513_{14} |

Base 15 | 44b_{15} | 467_{15} |

Base 16 | 3cb_{16} | 3e5_{16} |