What is the Least Common Multiple of 33720 and 33724?

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 33720 and 33724 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33720 and 33724, than apply into the LCM equation.

GCF(33720,33724) = 4
LCM(33720,33724) = ( 33720 × 33724) / 4
LCM(33720,33724) = 1137173280 / 4
LCM(33720,33724) = 284293320

Least Common Multiple (LCM) of 33720 and 33724 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33720 and 33724. First we will calculate the prime factors of 33720 and 33724.

Prime Factorization of 33720

Prime Factorization of 33724

Now multiplying the highest exponent prime factors to calculate the LCM of 33720 and 33724.

LCM(33720,33724) = 2³ × 3¹ × 5¹ × 281¹ × 8431¹
LCM(33720,33724) = 284293320