What is the Least Common Multiple of 22740 and 22748?

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 22740 and 22748 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22740 and 22748, than apply into the LCM equation.

GCF(22740,22748) = 4
LCM(22740,22748) = ( 22740 × 22748) / 4
LCM(22740,22748) = 517289520 / 4
LCM(22740,22748) = 129322380

Least Common Multiple (LCM) of 22740 and 22748 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22740 and 22748. First we will calculate the prime factors of 22740 and 22748.

Prime Factorization of 22740

Prime Factorization of 22748

Now multiplying the highest exponent prime factors to calculate the LCM of 22740 and 22748.

LCM(22740,22748) = 2² × 3¹ × 5¹ × 379¹ × 11² × 47¹
LCM(22740,22748) = 129322380