What is the Least Common Multiple of 43072 and 43076?

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 43072 and 43076 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43072 and 43076, than apply into the LCM equation.

GCF(43072,43076) = 4
LCM(43072,43076) = ( 43072 × 43076) / 4
LCM(43072,43076) = 1855369472 / 4
LCM(43072,43076) = 463842368

Least Common Multiple (LCM) of 43072 and 43076 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43072 and 43076. First we will calculate the prime factors of 43072 and 43076.

Prime Factorization of 43072

Prime Factorization of 43076

Now multiplying the highest exponent prime factors to calculate the LCM of 43072 and 43076.

LCM(43072,43076) = 2⁶ × 673¹ × 11² × 89¹
LCM(43072,43076) = 463842368