32 x 5 x 7 = 315
Chat with our AI personalities
630
630
The greatest common factor (GCF, not GFC) of 315, 105 and 21 can be calculated by writing down each number's factors. The factorization for the given numbers is: 315 = 3 x 3 x 5 x 7 105 = 3 x 5 x 7 21 = 3 x 7 The common factors are 3 x 7 = 21, so the GCF of 315, 105 and 21 is 21.
315
Oh, what a happy little question! Let's break down 630 into its prime factors. We start by dividing it by 2 to get 315, then by 3 to get 105, then by 3 again to get 35, and finally by 5 to get 7. So, the prime factors of 630 are 2 x 3 x 3 x 5 x 7.