Decimal | 409 |

Binary | 110011001 |

Hexadecimal | 0x199 |

Roman | CDIX |

Dotted decimal | 0.0.1.153 |

Square root of | 167281 |

The number 409 | is prime! |

English | four hundred nine |

Wikipedia Article about 409 | Wikipedia Article about 409 |

RGB Color | #000199, |

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