The prime decomposition of 70 is 2 x 5 x 7. To put it differently, 70 can be expressed as a product of its prime factors that are 2, 5, and 7. Expressing 70 as a product of its prime factors 2, 5, and 7 is known as prime decomposition of 70. Such prime factors are the fundamental components that make up the number 70. By performing the process of finding the prime factors on 70, we can determine that 2, 5, and 7 are its main elements. In essence, we are breaking down the number 70 into its constituent fundamental elements. Decomposing the number 70 into its prime divisors 2, 5, and 7 is called finding the prime factors of 70. Performing this we are representing 70 as a product of its fundamental elements.