 # Question: What Is The Prime Factor Of 42?

## What is the factors of 42?

Therefore, the factors of 42 in pairs are (1, 42), (2, 21), (3, 14) and (6, 7)..

## Is 42 a perfect number?

Answer and Explanation: No, 42 is not a perfect number.

## What are the prime factors of 40?

Answer and Explanation: The prime factorization of 40 is 2 × 2 × 2 × 5, or 23 × 5.

## Why is 51 a prime number?

For 51 to be a prime number, it would have been required that 51 has only two divisors, i.e., itself and 1. However, 51 is a semiprime (also called biprime or 2-almost-prime), because it is the product of a two non-necessarily distinct prime numbers. Indeed, 51 = 3 x 17, where 3 and 17 are both prime numbers.

## What is prime factor example?

Factors: The numbers which are multiplied to get another number. For example, 3 and 5 are the factors of 15, i.e. 3 × 5 = 15. Prime Factors: A factor which is a prime number and not a composite number is a prime factor. For example, 2, 3 and 5 are the prime factors of 30.

## What is the prime factor of 44?

Factors of 44: 1, 2, 4, 11, 22, 44. Prime factorization: 44 = 2 x 2 x 11, which can also be written 2² x 11.

## What is a prime factor?

Prime factors are factors of a number that are, themselves, prime numbers. There are many methods to find the prime factors of a number, but one of the most common is to use a prime factor tree.

## Why is 42 not a prime number?

For 42, the answer is: No, 42 is not a prime number. The list of all positive divisors (i.e., the list of all integers that divide 42) is as follows: 1, 2, 3, 6, 7, 14, 21, 42. For 42 to be a prime number, it would have been required that 42 has only two divisors, i.e., itself and 1.

## What is the LCM of 42?

Find the least common multiple of two numbers, where one of them is 42….Least Common Multiple – 42.NumbersLCM42 and 521042 and 64242 and 74242 and 8168243 more rows

## What are the 2 prime factors of 12?

Thus, the Prime Factors of 12 are: 2, 2, 3. How many Prime Factors of 12? When we count the number of prime numbers above, we find that 12 has a total of 3 Prime Factors.

## How do you find a prime factor?

Step 1: Start by dividing the number by the first prime number 2 and continue dividing by 2 until you get a decimal or remainder. Then divide by 3, 5, 7, etc. until the only numbers left are prime numbers. Step 2: Write the number as a product of prime numbers.

## What are some factors of 40?

Factors of 40 are the numbers which can divide the original number 40 and results in whole number as quotient….Factors Of 40 in Pairs1 × 40 = 40.2 × 20 = 40.4 × 10 = 40.5 × 8 = 40. Therefore, the factors in pairs are (1, 40), (2, 20), (4, 10) and (5, 8).

## What are the factors of 30 and 42?

Factors of 30 are {1,2,3,5,6,10,15,30} . Factors of 42 are {1,2,3,6,7,14,21,42} . Common factors are {1,2,3,6} . Greatest Common Factor is 6 .

## Is 42 a perfect square Yes or no?

42 is not a perfect square.

## What are multiples of 40?

Table of Factors and MultiplesFactorsMultiples1, 2, 4, 5, 8, 10, 20, 4040801, 4141821, 2, 3, 6, 7, 14, 21, 4242841, 43438641 more rows