# Binary to base32

This converter converts the binary to base 32 encoding by default, enters the binary number, then clicks the **Convert Now** button, and you can also select other base numbers(8 10 16 32 36 58 64) for conversion.

To base | Conversion result | Description |

32 | Does not contain ILOU characters | |

Other conversions: | ||

8 | ||

10 | ||

16 | ||

26 | Lower case letters | |

36 | Number + lowercase | |

52 | Uppercase letters + lowercase letters | |

58 | Does not contain 0OlI characters | |

62 | Number + lowercase + uppercase | |

64 |

The range of safe integers specified in js is -2^53~2^53, so the number conversion greater than 9007199254740991 may have accuracy problems.

## Knowledge of converter

In mathematics and digital electronics, a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two symbols: typically 0 (zero) and 1 (one).

The base-2 numeral system is a positional notation with a radix of 2. Each digit is referred to as a bit. Because of its straightforward implementation in digital electronic circuitry using logic gates, the binary system is used by almost all modern computers and computer-based devices.

## Base 32 to decimal table

base32(capital) | base32(lower case) | decimal |
---|---|---|

0 | 0 | 0 |

1 | 1 | 1 |

2 | 2 | 2 |

3 | 3 | 3 |

4 | 4 | 4 |

5 | 5 | 5 |

6 | 6 | 6 |

7 | 7 | 7 |

8 | 8 | 8 |

9 | 9 | 9 |

A | a | 10 |

B | b | 11 |

C | c | 12 |

D | d | 13 |

E | e | 14 |

F | f | 15 |

G | g | 16 |

H | h | 17 |

J | j | 18 |

K | k | 19 |

L | l | 20 |

M | m | 21 |

N | n | 22 |

P | p | 23 |

Q | q | 24 |

R | r | 25 |

T | t | 26 |

U | u | 27 |

V | v | 28 |

W | w | 29 |

X | x | 30 |

Y | y | 31 |

1. Remove four letters from 26 letters:[I,O,S,Z];

2. base 32 can be expressed as a date