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What is the Least Common Multiple of 87032 and 87042?

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 87032 and 87042 is 3787719672.

LCM(87032,87042) = 3787719672

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Least Common Multiple of 87032 and 87042 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87032 and 87042, than apply into the LCM equation.

GCF(87032,87042) = 2
LCM(87032,87042) = ( 87032 × 87042) / 2
LCM(87032,87042) = 7575439344 / 2
LCM(87032,87042) = 3787719672

Least Common Multiple (LCM) of 87032 and 87042 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87032 and 87042. First we will calculate the prime factors of 87032 and 87042.

Prime Factorization of 87032

Prime factors of 87032 are 2, 11, 23, 43. Prime factorization of 87032 in exponential form is:

87032 = 23 × 111 × 231 × 431

Prime Factorization of 87042

Prime factors of 87042 are 2, 3, 89, 163. Prime factorization of 87042 in exponential form is:

87042 = 21 × 31 × 891 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 87032 and 87042.

LCM(87032,87042) = 23 × 111 × 231 × 431 × 31 × 891 × 1631
LCM(87032,87042) = 3787719672