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What is the Least Common Multiple of 47388 and 47400?

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 (LCM) of 47388 and 47400 is 187182600.

LCM(47388,47400) = 187182600

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Least Common Multiple of 47388 and 47400 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47388 and 47400, than apply into the LCM equation.

GCF(47388,47400) = 12
LCM(47388,47400) = ( 47388 × 47400) / 12
LCM(47388,47400) = 2246191200 / 12
LCM(47388,47400) = 187182600

Least Common Multiple (LCM) of 47388 and 47400 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47388 and 47400. First we will calculate the prime factors of 47388 and 47400.

Prime Factorization of 47388

Prime factors of 47388 are 2, 3, 11, 359. Prime factorization of 47388 in exponential form is:

47388 = 22 × 31 × 111 × 3591

Prime Factorization of 47400

Prime factors of 47400 are 2, 3, 5, 79. Prime factorization of 47400 in exponential form is:

47400 = 23 × 31 × 52 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 47388 and 47400.

LCM(47388,47400) = 23 × 31 × 111 × 3591 × 52 × 791
LCM(47388,47400) = 187182600