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What is the Least Common Multiple of 43388 and 43407?

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 43388 and 43407 is 1883342916.

LCM(43388,43407) = 1883342916

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Least Common Multiple of 43388 and 43407 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43388 and 43407, than apply into the LCM equation.

GCF(43388,43407) = 1
LCM(43388,43407) = ( 43388 × 43407) / 1
LCM(43388,43407) = 1883342916 / 1
LCM(43388,43407) = 1883342916

Least Common Multiple (LCM) of 43388 and 43407 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43388 and 43407. First we will calculate the prime factors of 43388 and 43407.

Prime Factorization of 43388

Prime factors of 43388 are 2, 10847. Prime factorization of 43388 in exponential form is:

43388 = 22 × 108471

Prime Factorization of 43407

Prime factors of 43407 are 3, 7, 13, 53. Prime factorization of 43407 in exponential form is:

43407 = 32 × 71 × 131 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 43388 and 43407.

LCM(43388,43407) = 22 × 108471 × 32 × 71 × 131 × 531
LCM(43388,43407) = 1883342916