Question

Find the largest number which is a factor of each of the numbers 504,792 and 1080 ​

Answer 1

72

factor of 504= 2*2*2*3*3*7

factor of 792 =2*2*2*3*3*11

factor of 1080 =2*2*2*3*3*3*5

hcf =product of common terms with lowest power

=2*2*2*3*3

=8*9

=72