# Compare 181 vs 1181

Property | 181 | 1181 |
---|---|---|

Type | prime | prime |

Unique factors | 1 | 1 |

Total factors | 1 | 1 |

Prime factorization | 181^{1} | 1181^{1} |

Prime factorization | 181 | 1181 |

Divisors count | 2 | 2 |

Divisors | 1, 181 | 1, 1181 |

Number of properties | 8 | 10 |

Additive primes | 104th | |

Centered square primes | 6th | |

Chen primes | 33rd | |

Dihedral primes | 5th | 6th |

Emirps | 49th | |

Harmonic primes | 68th | |

Isolated primes | 113th | |

Long primes | 16th | 74th |

Palindromic primes | 9th | |

Primes | 42nd | 194th |

Pythagorean primes | 19th | 94th |

Sexy primes (1st member) | 84th | |

Sexy prime triplets (1st member) | 32nd | |

Twin primes (2nd member) | 13th | |

Roman numberals | CLXXXI | MCLXXXI |

Base 2 | 10110101_{2} | 10010011101_{2} |

Base 3 | 20201_{3} | 1121202_{3} |

Base 4 | 2311_{4} | 102131_{4} |

Base 5 | 1211_{5} | 14211_{5} |

Base 6 | 501_{6} | 5245_{6} |

Base 7 | 346_{7} | 3305_{7} |

Base 8 | 265_{8} | 2235_{8} |

Base 9 | 221_{9} | 1552_{9} |

Base 10 | 181_{10} | 1181_{10} |

Base 11 | 155_{11} | 984_{11} |

Base 12 | 131_{12} | 825_{12} |

Base 13 | 10c_{13} | 6cb_{13} |

Base 14 | cd_{14} | 605_{14} |

Base 15 | c1_{15} | 53b_{15} |

Base 16 | b5_{16} | 49d_{16} |