What is the binary representation of the decimal number 13 ?
2024
What is the binary representation of the decimal number 13 ?
- A.
1011
- B.
1001
- C.
1101
- D.
1110
Attempted by 69 students.
Show answer & explanation
Correct answer: C
To convert decimal 13 to binary, divide by 2 repeatedly: 13÷2=6 R1, 6÷2=3 R0, 3÷2=1 R1, 1÷2=0 R1. Reading remainders bottom-up gives 1101. Alternatively, 13=8+4+1=2³+2⁰, which is 1101 in binary.