SOLUTION: write each number as a product of prime numbers a) 720

Algebra ->  Divisibility and Prime Numbers -> SOLUTION: write each number as a product of prime numbers a) 720       Log On


   

Question 11896: write each number as a product of prime numbers a) 720
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Try this!
720 = 2 * 360
360 = 2 * 180
180 = 2 * 90
90 = 2 * 45
45 = 3 * 15
15 = 3 * 5
5 = 5 * 1
So 720 = 2*2*2*2*3*3*5 Notice that all the factors are prime numbers.
You can also write this as: 720+=+2%5E4%2A3%5E2%2A5