# Compare 1481 vs 1531

Property | 1481 | 1531 |
---|---|---|

Type | prime | prime |

Unique factors | 1 | 1 |

Total factors | 1 | 1 |

Prime factorization | 1481^{1} | 1531^{1} |

Prime factorization | 1481 | 1531 |

Divisors count | 2 | 2 |

Divisors | 1, 1481 | 1, 1531 |

Number of properties | 13 | 5 |

Centered decagonal primes | 13th | |

Chen primes | 152nd | |

Happy primes | 46th | |

Harmonic primes | 80th | |

Isolated primes | 143rd | |

Long primes | 91st | |

Primes | 234th | 242nd |

Prime quadruplets (1st member) | 6th | |

Prime quintuplet 2s (1st member) | 4th | |

Prime triplets (1st member) | 39th | |

Pythagorean primes | 114th | |

Sexy primes (1st member) | 102nd | |

Sexy prime quadrupletss (1st member) | 9th | |

Sexy prime triplets (1st member) | 39th | |

Sophie germain primes | 49th | |

Twin primes (1st member) | 49th | |

Ulam primes | 22nd | |

Roman numberals | MCDLXXXI | MDXXXI |

Base 2 | 10111001001_{2} | 10111111011_{2} |

Base 3 | 2000212_{3} | 2002201_{3} |

Base 4 | 113021_{4} | 113323_{4} |

Base 5 | 21411_{5} | 22111_{5} |

Base 6 | 10505_{6} | 11031_{6} |

Base 7 | 4214_{7} | 4315_{7} |

Base 8 | 2711_{8} | 2773_{8} |

Base 9 | 2025_{9} | 2081_{9} |

Base 10 | 1481_{10} | 1531_{10} |

Base 11 | 1127_{11} | 1172_{11} |

Base 12 | a35_{12} | a77_{12} |

Base 13 | 89c_{13} | 90a_{13} |

Base 14 | 77b_{14} | 7b5_{14} |

Base 15 | 68b_{15} | 6c1_{15} |

Base 16 | 5c9_{16} | 5fb_{16} |