252<sub>8</sub>
Decimal 18 = 22 octal
337
yes its octal form is (101)to the base 8.
yes its octal form is (101)to the base 8.
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".
10101010 in decimal = 9A2112 in Hex.
2 + 8 + 32 + 128 ie 170
117
In any base other than 2 (ie other than binary): 10101010 + 01111 = 10102121 In base 2 (binary): 10101010 + 01111 = 10111001
10101010 = 10^7 + 10^5 + 10^3 + 10.
10101010 + 01111 = 10111001 (170+15 = 185)
101010100