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What is the Least Common Multiple of 43554 and 43572?

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 43554 and 43572 is 316289148.

LCM(43554,43572) = 316289148

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Least Common Multiple of 43554 and 43572 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43554 and 43572, than apply into the LCM equation.

GCF(43554,43572) = 6
LCM(43554,43572) = ( 43554 × 43572) / 6
LCM(43554,43572) = 1897734888 / 6
LCM(43554,43572) = 316289148

Least Common Multiple (LCM) of 43554 and 43572 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43554 and 43572. First we will calculate the prime factors of 43554 and 43572.

Prime Factorization of 43554

Prime factors of 43554 are 2, 3, 7, 17, 61. Prime factorization of 43554 in exponential form is:

43554 = 21 × 31 × 71 × 171 × 611

Prime Factorization of 43572

Prime factors of 43572 are 2, 3, 3631. Prime factorization of 43572 in exponential form is:

43572 = 22 × 31 × 36311

Now multiplying the highest exponent prime factors to calculate the LCM of 43554 and 43572.

LCM(43554,43572) = 22 × 31 × 71 × 171 × 611 × 36311
LCM(43554,43572) = 316289148