The main decomposition regarding 70 is 2 x 5 x 7. To put it differently, 70 can be expressed as a product of its prime factors which are 2, 5, and 7. 70 can be written as a product of its divisors 2, 5, and 7 is known as prime decomposition of 70. These prime factors are the building blocks that compose the number 70. By performing the method of prime factorization on 70, we can determine that 2, 5, and 7 are its main elements. In essence, we are splitting down the number 70 into its constituent prime elements. Decomposing the number 70 into its prime divisors 2, 5, and 7 is called the prime factorization of 70. Performing this we are representing 70 as a product of its fundamental elements.