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77 in Binary

Decimal 77 equals 1001101 in binary.

77 in all number bases

Decimal77
Hexadecimal0x4D
Binary0100 1101
Octal115

Try another value

Edit this value or switch its base. Your changes are calculated in your browser with exact integer arithmetic.

Input base:
Decimal77
Hex0x4D
Binary0b1001101
Octal0o115

How 77 converts from decimal to binary

Divide by 2 repeatedly and keep each remainder, then read the remainders from bottom to top:

77÷ 2 =38remainder1
38÷ 2 =19remainder0
19÷ 2 =9remainder1
9÷ 2 =4remainder1
4÷ 2 =2remainder0
2÷ 2 =1remainder0
1÷ 2 =0remainder1

Result (remainders bottom to top): 1001101

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Want to learn the method behind this tool? Read How to Convert Decimal to Binary - the full step-by-step guide.