The decimal number system consists of ten digits (0, 1, 2, 3, 4, 5, 6, 7, 8 and 9). The binary numbering system is represented by using only two numbers (0 and 1).

Enter the decimal value you want to convert to binary:

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Positional Notation | |
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Binary System | _{} |

Ternary System | _{} |

Quaternary System | _{} |

Quinary System | _{} |

Senary System | _{} |

Septenary System | _{} |

Octal System | _{} |

Nonary System | _{} |

Decimal System | _{} |

Duodecimal System | _{} |

Hexadecimal System | _{} |

Vigesimal System | _{} |

Duotrigesimal System | _{} |

Decimal System | Binary System |
---|---|

0 | 0 |

1 | 1 |

2 | 10 |

3 | 11 |

4 | 100 |

5 | 101 |

10 | 1010 |

15 | 1111 |

20 | 10100 |

25 | 11001 |

30 | 11110 |

35 | 100011 |

40 | 101000 |