bilangan biner

1. 8754:16=547 =2
547:16=34 =2 bil hex = 2232
34:16=2 =2
2 =0

2. 872:8=109 =0
109:8=13 =5 bil oktal = 1550
13:8=1 =5
0

3. (101110111)2
101=5 bil oktal = 567
110=6
111=7

4. (251)8
2=010 biner = 010101001
5=101
1=001

5. (110101101011)2
1101 = D bil hexa = D68
0110 = 6
1011 = 8