What is the Least Common Multiple of 54656 and 54665?

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 54665 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 54665, than apply into the LCM equation.

GCF(54656,54665) = 1
LCM(54656,54665) = ( 54656 × 54665) / 1
LCM(54656,54665) = 2987770240 / 1
LCM(54656,54665) = 2987770240

Least Common Multiple (LCM) of 54656 and 54665 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54656 and 54665. First we will calculate the prime factors of 54656 and 54665.

Prime Factorization of 54656

Prime Factorization of 54665

Now multiplying the highest exponent prime factors to calculate the LCM of 54656 and 54665.

LCM(54656,54665) = 2⁷ × 7¹ × 61¹ × 5¹ × 13¹ × 29²
LCM(54656,54665) = 2987770240