What is the Least Common Multiple of 45360 and 45376?

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 45360 and 45376 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45360 and 45376, than apply into the LCM equation.

GCF(45360,45376) = 16
LCM(45360,45376) = ( 45360 × 45376) / 16
LCM(45360,45376) = 2058255360 / 16
LCM(45360,45376) = 128640960

Least Common Multiple (LCM) of 45360 and 45376 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45360 and 45376. First we will calculate the prime factors of 45360 and 45376.

Prime Factorization of 45360

Prime Factorization of 45376

Now multiplying the highest exponent prime factors to calculate the LCM of 45360 and 45376.

LCM(45360,45376) = 2⁶ × 3⁴ × 5¹ × 7¹ × 709¹
LCM(45360,45376) = 128640960