What is the Least Common Multiple of 54656 and 54672?

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 54656 and 54672 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54656 and 54672, than apply into the LCM equation.

GCF(54656,54672) = 16
LCM(54656,54672) = ( 54656 × 54672) / 16
LCM(54656,54672) = 2988152832 / 16
LCM(54656,54672) = 186759552

Least Common Multiple (LCM) of 54656 and 54672 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54656 and 54672. First we will calculate the prime factors of 54656 and 54672.

Prime Factorization of 54656

Prime Factorization of 54672

Now multiplying the highest exponent prime factors to calculate the LCM of 54656 and 54672.

LCM(54656,54672) = 2⁷ × 7¹ × 61¹ × 3¹ × 17¹ × 67¹
LCM(54656,54672) = 186759552