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What is the Least Common Multiple of 87663 and 87670?

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 87663 and 87670 is 7685415210.

LCM(87663,87670) = 7685415210

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Least Common Multiple of 87663 and 87670 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87663 and 87670, than apply into the LCM equation.

GCF(87663,87670) = 1
LCM(87663,87670) = ( 87663 × 87670) / 1
LCM(87663,87670) = 7685415210 / 1
LCM(87663,87670) = 7685415210

Least Common Multiple (LCM) of 87663 and 87670 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87663 and 87670. First we will calculate the prime factors of 87663 and 87670.

Prime Factorization of 87663

Prime factors of 87663 are 3, 29221. Prime factorization of 87663 in exponential form is:

87663 = 31 × 292211

Prime Factorization of 87670

Prime factors of 87670 are 2, 5, 11, 797. Prime factorization of 87670 in exponential form is:

87670 = 21 × 51 × 111 × 7971

Now multiplying the highest exponent prime factors to calculate the LCM of 87663 and 87670.

LCM(87663,87670) = 31 × 292211 × 21 × 51 × 111 × 7971
LCM(87663,87670) = 7685415210