13 in Binary
Decimal 13 equals 1101 in binary.
13 in all number bases
Decimal13
Hexadecimal0xD
Binary1101
Octal15
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Edit this value or switch its base. Your changes are calculated in your browser with exact integer arithmetic.
Input base:
Decimal
13Hex
0xDBinary
0b1101Octal
0o15How 13 converts from decimal to binary
Divide by 2 repeatedly and keep each remainder, then read the remainders from bottom to top:
13÷ 2 =6remainder1
6÷ 2 =3remainder0
3÷ 2 =1remainder1
1÷ 2 =0remainder1
Result (remainders bottom to top): 1101
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