170
Decimal: 170Hex: AA
The decimal equivalent of the binary number 1111111111111111 is 65535.
That is 31 in decimal
13
45
The binary number 10101010 is equivalent, in decimal representation, to 128 + 32 + 8 + 2 = 170. But this answer assumes that the given number is binary - an assumption for which there is no real justification. Besides, the relationship is an equivalence, which is not quite "the same thing".
Decimal: 170Hex: AA
The binary code 10101010 represents the decimal number 170. In binary code, each digit is a power of 2, starting from the right with 2^0. Therefore, the binary digit 1 in the rightmost position represents 2^0, which is 1. Adding up the values of each digit in the binary code 10101010 gives 128 + 32 + 8 + 2 = 170 in decimal form.
The decimal equivalent of the binary number 1111111111111111 is 65535.
The binary number 10101010 converts to hexadecimal (base 16) by grouping the binary digits into sets of four, starting from the right. The binary number 1010 corresponds to A in hexadecimal, and the same for the other 1010. Thus, 10101010 in base 16 is represented as AA.
That is 31 in decimal
The binary number 1111 = 15
10
110001.01
13
45
15 = 1111