49 Decimal in Binary

Let's convert the decimal number 49 to binary without using a calculator:

Start by dividing 49 by 2:

49 ÷ 2 = 24 (Quotient) with a remainder of 1

Now, divide the quotient (24) by 2:

24 ÷ 2 = 12 (Quotient) with a remainder of 0

Now, divide the quotient (12) by 2:

12 ÷ 2 = 6 (Quotient) with a remainder of 0

Now, divide the quotient (6) by 2:

6 ÷ 2 = 3 (Quotient) with a remainder of 0

Now, divide the quotient (3) by 2:

3 ÷ 2 = 1 (Quotient) with a remainder of 1

The Quotient is less than 2 (1), so we will transfer it to the beginning of the number as a reminder.

Now, write down the remainders obtained in reverse order:

110001