646 Octal in Decimal
Let's convert the octal number 646 to decimal without using a calculator:
Step 1: Write Down Powers of 8
Write down the powers of 8 starting from the right, with the first digit corresponding to 80, the second to 81, the third to 82, and so on.
82 | 81 | 80 |
64 | 8 | 1 |
68 | 48 | 68 |
Step 2: Convert Each Octal Digit to Decimal
Convert each octal digit to its decimal equivalent:
68 = 610
48 = 410
68 = 610
Step 3: Multiply and Sum
Multiply each octal digit by its corresponding power of 8 and sum the results.
(6 × 64) + (4 × 8) + (6 × 1) = 384 + 32 + 6 = 422
So, the decimal representation of the octal number 646 is 422.
Octal To Decimal Converter
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