Decimal value of 111101 binary number Result 111101 = 61 Explained 1 * 25 = 32 1 * 24 = 16 1 * 23 = 8 1 * 22 = 4 0 * 21 = 0 1 * 20 = 1 In result: 32 + 16 + 8 + 4 + 1 = 61