Question

the product of two numbers is 7371 and their lcm is 819.find the hcf

Answer 1

we know that,

hcf × lcm= product of two given number

hcf×819=7371

hcf=7371/819

hcf=9

so the hcf of given product no. is 9

Answer 2

1st number ×2nd number =LCM×HCF
7371=819×HCF
HCF=9