# Is 13 a whole number?

The method to represent and work with numbers is known as the number system. A number system is a system of writing to represent numbers. It is the mathematical notation used to represent numbers of a given set by using digits or other symbols. It has arithmetic operations to perform division, multiplication, addition, and subtraction between numbers. Some important number systems are as follows:

- Decimal Number System
- Binary Number System
- Octal Number System
- Hexadecimal Number System

**Numbers and Digits**

Numbers are the counts or measurements used in mathematics, numerals are used to define numbers. A numeral can be defined as a symbol used for counting, for instance, there are 55 books in the library, where 56 is the numeral which is a combination of digits 5 and 6. A digit is a single numeral, the combination of digits form numerals. In the decimal number system, there are 10 digits, they are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.

**What are Naturals Numbers?**

In the Number system, Natural numbers are the numbers that start from 1 and count up to Infinity. For example – (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,12, 13, 14, 15, 16, 17, 18, 19, 20, 21..â€¦â€¦.. âˆž) are Natural Numbers.

**What are whole numbers? **

The Whole numbers are the natural or counting numbers including 0. Whole numbers are the numbers that start from 0 and count up to (âˆž) infinity Whole numbers are the subsets of natural numbers.

For example – (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,12, 13, 14, 15…â€¦â€¦.. âˆž) are Whole Numbers.

**The first 50 whole numbers are:** 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50.

**Is 13 a whole number?**

**Answer:**

Whole numbers are the set of natural numbers including 0 (zero) and all positive numbers whereas, excluding integers, decimals, and fractions. Example – 0, 1, 2, 3, 4, 5, 6….. etc.

Therefore 13 is a whole number because 13 is a part of all the natural numbers in the number system.

### Similar Questions

**Question 1. What is the smallest whole number? **

**Answer:**

Whole Numbers are {0, 1, 2, 3, 4, 5, 6, 7…â€¦, âˆž}. Whole numbers are the numbers that are starting from 0 and counts to infinity. Therefore 0 is the smallest whole number.

**Question 2. Check if 0.45 is a whole number? **

**Answer:**

0.45 is not a whole number because 0.45 is a decimal value and whole numbers are the set of real positive number excluding fraction, decimal, negative numbers i.e. 0.45 is not a whole number.

**Question 3. Write all the whole numbers up to 50? **

**Answer:**

Whole numbers up to 50 are – 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 21, 22, 23, 24, 25,26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50.

**Question 4. Is 7/2 a whole number? **

**Answer:**

No 7/2 is not a whole number because 7/2 is a fractional value and whole number does not contain any fractional value. Whole numbers are a set of real positive natural numbers including 0.

**Question 5. What is the smallest natural number?**

**Answer:**

1 is the smallest natural number because natural numbers are the numbers that are starting from 1 and count to Infinity. Natural numbers – {1, 2. 3. 4. 5, 6 â€¦ âˆž }

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