**The number you submitted to be crunched was:**

# 421 - four hundred twenty one

It is an odd number. It is not a palindrome. It is the 82nd prime number. It is not a mersenne prime number. It is not a fermat number. It is not a perfect number. |

It is not a triangle number. It is not a square number. It is not a cube number. It is not a factorial number. |

It it has no factors except itself and 1. |

Base 2 (Binary): | 1 1010 0101 |

Base 3 (Ternary): | 120121 |

Base 4 (Quaternary): | 1 2211 |

Base 5 (Quintal): | 3141 |

Base 8 (Octal): | 645 |

Base 10 (Denary): | 421 |

Base 16 (Hexadecimal): | 1A5 |

Roman Numerals: | CDXXI |

Egyptian Numerals: | 𓍥𓎇𓏺 |

Chinese Numerals: | 肆佰貳拾壹 |

Babylonian Numerals: |