# What is the difference between the composite number and prime number?

Prime numbers are considered as the numbers which retain only two factors i.e. one and itself. It implies that the number can be divided only by 1 and itself. … Composite numbers are neither a prime number nor a unit. For example- 4, 6, 8, 9, 10…… are composite numbers because they have more than two factors.

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## In respect to this, is 33 a prime or composite?

Yes, since 33 has more than two factors i.e. 1, 3, 11, 33. In other words, 33 is a composite number because 33 has more than 2 factors.

Keeping this in consideration, what are the prime and composite numbers between 10 and 30? 11, 13, 17, 19,23, 29. 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28.

## Secondly, what is a prime and a composite?

Prime & Composite Numbers. A prime number has only two factors, itself and one. A composite number has at least three factors, and sometimes a lot more.

## What is composite number and example?

A composite number is a positive integer that can be formed by multiplying two smaller positive integers. Equivalently, it is a positive integer that has at least one divisor other than 1 and itself. … For example, the integer 14 is a composite number because it is the product of the two smaller integers 2 × 7.

## What is difference between composite number and factor?

Composite numbers are numbers with more than two factors. Numbers can be classified on the basis of the number of factors they have. If a number has just two factors – 1 and the number itself, then it is a prime number. However, most numbers have more than two factors, and they are called composite numbers.

## What is even prime number?

All the Even numbers have more than 2 factors except 2. So 2 is the only Even Prime number.

## What is prime and composite numbers examples?

Summary: A prime number has only two factors: 1 and itself. A composite number has more than two factors. … The prime numbers between 2 and 31 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 and 31 since each of these numbers has only two factors, itself and 1.

## What is the 100th prime number?

Prime numbers list. List of prime numbers up to 100: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, …

## What is the biggest prime number?

Currently, the largest known prime number is 282,589,933−1. This prime, along with the previous seven largest primes to be discovered, are known as Mersenne primes, named after the French mathematician Marin Mersenne (1588–1648).

## What is the difference between the least composite and the least prime?

Composite numbers can be defined as natural numbers that have more than two factors. Explanation: The smallest prime number is 2. The smallest composite number is 4.

## Which is a prime number?

Prime numbers are numbers that have only 2 factors: 1 and themselves. For example, the first 5 prime numbers are 2, 3, 5, 7, and 11. By contrast, numbers with more than 2 factors are call composite numbers.

## Why is 1 prime or composite?

According to the definition of prime numbers, any number having only two positive divisors are known as prime numbers. So, is 1 a prime number or not? Is it a composite number? The answer to this question is: No, 1 is not a prime number and it is not a composite number!

## Why is 11 not a prime number?

Is 11 a Prime Number? … The number 11 is divisible only by 1 and the number itself. For a number to be classified as a prime number, it should have exactly two factors. Since 11 has exactly two factors, i.e. 1 and 11, it is a prime number.

## Why is 21 a prime number?

Is 21 a Prime Number? … The number 21 is divisible by 1, 3, 7, 21. For a number to be classified as a prime number, it should have exactly two factors. Since 21 has more than two factors, i.e. 1, 3, 7, 21, it is not a prime number.