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What is the Least Common Multiple of 87022 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 87022 and 87042 is 3787284462.

LCM(87022,87042) = 3787284462

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Least Common Multiple of 87022 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 87022 and 87042, than apply into the LCM equation.

GCF(87022,87042) = 2
LCM(87022,87042) = ( 87022 × 87042) / 2
LCM(87022,87042) = 7574568924 / 2
LCM(87022,87042) = 3787284462

Least Common Multiple (LCM) of 87022 and 87042 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87022 and 87042. First we will calculate the prime factors of 87022 and 87042.

Prime Factorization of 87022

Prime factors of 87022 are 2, 13, 3347. Prime factorization of 87022 in exponential form is:

87022 = 21 × 131 × 33471

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 87022 and 87042.

LCM(87022,87042) = 21 × 131 × 33471 × 31 × 891 × 1631
LCM(87022,87042) = 3787284462