Decimal value of 1010000 binary number Result 1010000 = 80 Explained 1 * 26 = 64 0 * 25 = 0 1 * 24 = 16 0 * 23 = 0 0 * 22 = 0 0 * 21 = 0 0 * 20 = 0 In result: 64 + 16 = 80