Decimal to Binary Converter

To convert a decimal number to binary, divide the number by 2 repeatedly and collect the remainders. The binary number is obtained by reading the remainders from bottom to top.

Example: Convert Decimal 18 to Binary

Division Step Division Expression Quotient Remainder
1 18 ÷ 2 9 0
2 9 ÷ 2 4 1
3 4 ÷ 2 2 0
4 2 ÷ 2 1 0
5 1 ÷ 2 0 1

Reading the remainders from bottom to top gives the binary equivalent: 10010 .