What is the Least Common Multiple of 56040 and 56060?

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 56040 and 56060 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56040 and 56060, than apply into the LCM equation.

GCF(56040,56060) = 20
LCM(56040,56060) = ( 56040 × 56060) / 20
LCM(56040,56060) = 3141602400 / 20
LCM(56040,56060) = 157080120

Least Common Multiple (LCM) of 56040 and 56060 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56040 and 56060. First we will calculate the prime factors of 56040 and 56060.

Prime Factorization of 56040

Prime Factorization of 56060

Now multiplying the highest exponent prime factors to calculate the LCM of 56040 and 56060.

LCM(56040,56060) = 2³ × 3¹ × 5¹ × 467¹ × 2803¹
LCM(56040,56060) = 157080120