ARITHMETICS E1

 

Write 1600 as a product of prime factors.

 

Solution

 

2	1600
2	800
2	400
2	200
2	100
2	50
5	25
5	5
	1

 

 Then, 1600 = 2 x 2 x 2 x 2 x 2 x 2 x 5 x 5

 

Hence   1600 = 2⁶ x 5².

 

 

TRY THIS........

 

Write 1200 as a product of prime factors.