# How do you convert hexadecimal to octal?

## How do you convert hexadecimal to octal?

1. Consider the given hexadecimal number.
2. First count the number of digits in the number.
3. If n is the position of the digit from the right end then multiply each digit with 16n-1
4. Add the terms after multiplication.
5. Resultant is the equivalent decimal form.
6. Divide the decimal number with 8.

## What is the hexadecimal equivalent of octal 15?

D

13 B
14 C
15 D
16 E

How do you convert decimal to octal and hexadecimal?

In decimal to binary, we divide the number by 2, in decimal to hexadecimal we divide the number by 16. In case of decimal to octal, we divide the number by 8 and write the remainders in the reverse order to get the equivalent octal number.

Why is octal and hexadecimal used?

Octal and hexadecimal data types are integer types that are available in most computer languages. They provide a convenient notation for the construction of integer values in the binary number system. All integer values are expressed in computer memory by setting the values of binary digits.

### What is the difference between octal and hexadecimal?

The octal number system is a base-8 number system and uses the digits 0 – 7 to represent numbers. The hexadecimal number system is a base-16 number system and uses the digits 0 – 9 along with the letters A – F to represent numbers.

### What are basic difference between decimal hexadecimal and octal system?

Base 10 (Decimal) — Represent any number using 10 digits [0–9] Base 2 (Binary) — Represent any number using 2 digits [0–1] Base 8 (Octal) — Represent any number using 8 digits [0–7] Base 16(Hexadecimal) — Represent any number using 10 digits and 6 characters [0–9, A, B, C, D, E, F]

How can I quickly convert octal to hexadecimal?

Convert Octal to Hexadecimal. [ Input a octal number like 377 in the following field and click the Convert button. ] The octal numeral system, or oct for short, is the base-8 number system, and uses the digits 0 to 7. Octal numerals can be made from binary numerals by grouping consecutive binary digits into groups of three (starting from the

Why is octal better than decimal?

Octal and Hexadecimal have the advantage of being directly convertible to binary as groups of 3 and 4 bits, respectively. Converting Between Binary, Octal, Decimal, and Hexadecimal Number Systems. So it makes sense to use binary and hex and base 64 even to talk to computers in their own language that they are built to talk in.

## Why to be need octal and hexadecimal in the computer?

Binary Number System. A Binary number system has only two digits that are 0 and 1.

• Octal number system. Octal number system has only eight (8) digits from 0 to 7.
• Decimal number system. Decimal number system has only ten (10) digits from 0 to 9.