The prime decomposition for 70 is 2 x 5 x 7. Put simply, 70 can be expressed as a product of its prime factors that are 2, 5, and 7. The number 70 can be expressed as a result of its divisors 2, 5, and 7 is known as the prime factorization of 70. These prime factors are the building blocks that form the number 70. By performing the method of prime factorization on 70, we can determine that 2, 5, and 7 are its prime elements. In essence, we are splitting down the number 70 into its constituent prime elements. Decomposing the number 70 into its primary factors 2, 5, and 7 is called finding the prime factors of 70. Performing this we are representing 70 as a multiplication of its prime factors.