# Compare 3947 vs 4003

Property | 3947 | 4003 |
---|---|---|

Type | prime | prime |

Unique factors | 1 | 1 |

Total factors | 1 | 1 |

Prime factorization | 3947^{1} | 4003^{1} |

Prime factorization | 3947 | 4003 |

Divisors count | 2 | 2 |

Divisors | 1, 3947 | 1, 4003 |

Number of properties | 8 | 6 |

Additive primes | 280th | 283rd |

Chen primes | 319th | |

Cousin primes (2nd member) | 108th | |

Cousin primes (1st member) | 109th | |

Isolated primes | 343rd | |

Left-truncatable primes | 87th | |

Lucky primes | 116th | |

Primes | 548th | 552nd |

Prime triplets (2nd member) | 72nd | |

Restricted left-truncatable primes | 5th | |

Safe primes | 60th | |

Twin primes (2nd member) | 104th | |

Roman numberals | MMMCMXLVII | MMMMIII |

Base 2 | 111101101011_{2} | 111110100011_{2} |

Base 3 | 12102012_{3} | 12111021_{3} |

Base 4 | 331223_{4} | 332203_{4} |

Base 5 | 111242_{5} | 112003_{5} |

Base 6 | 30135_{6} | 30311_{6} |

Base 7 | 14336_{7} | 14446_{7} |

Base 8 | 7553_{8} | 7643_{8} |

Base 9 | 5365_{9} | 5437_{9} |

Base 10 | 3947_{10} | 4003_{10} |

Base 11 | 2a69_{11} | 300a_{11} |

Base 12 | 234b_{12} | 2397_{12} |

Base 13 | 1a48_{13} | 1a8c_{13} |

Base 14 | 161d_{14} | 165d_{14} |

Base 15 | 1282_{15} | 12bd_{15} |

Base 16 | f6b_{16} | fa3_{16} |