What is the Least Common Multiple of 9790 and 9796?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 9790 and 9796 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9790 and 9796, than apply into the LCM equation.

GCF(9790,9796) = 2
LCM(9790,9796) = ( 9790 × 9796) / 2
LCM(9790,9796) = 95902840 / 2
LCM(9790,9796) = 47951420

Least Common Multiple (LCM) of 9790 and 9796 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9790 and 9796. First we will calculate the prime factors of 9790 and 9796.

Prime Factorization of 9790

Prime Factorization of 9796

Now multiplying the highest exponent prime factors to calculate the LCM of 9790 and 9796.

LCM(9790,9796) = 2² × 5¹ × 11¹ × 89¹ × 31¹ × 79¹
LCM(9790,9796) = 47951420