256/16=16,
余数0
16/16=1,余数0
1/16=0,余数1
256d=100h=0001 0000 0000 b=100000000b=100 000 000 b=400o
0.675*16=10.8,整数10,
十六进制形式A
0.8*16=12.8,整数12,十六进制形式C
0.8*16=12.8,......
循环小数0.675d=0.ACCCCCC....h=0.1010 1100 1100 1100 1100 ......b=0.10101100110011001100......b=0.101 011 001 100 110 011 001 100 110......b=0.531463146314......o,循环小数
256.675d=100000000.10101100110011001100......b=400.531463146314......o=100.ACCCCCC....h