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What is the Least Common Multiple of 87954 and 87971?

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 87954 and 87971 is 7737401334.

LCM(87954,87971) = 7737401334

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Least Common Multiple of 87954 and 87971 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87954 and 87971, than apply into the LCM equation.

GCF(87954,87971) = 1
LCM(87954,87971) = ( 87954 × 87971) / 1
LCM(87954,87971) = 7737401334 / 1
LCM(87954,87971) = 7737401334

Least Common Multiple (LCM) of 87954 and 87971 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87954 and 87971. First we will calculate the prime factors of 87954 and 87971.

Prime Factorization of 87954

Prime factors of 87954 are 2, 3, 107, 137. Prime factorization of 87954 in exponential form is:

87954 = 21 × 31 × 1071 × 1371

Prime Factorization of 87971

Prime factors of 87971 are 13, 67, 101. Prime factorization of 87971 in exponential form is:

87971 = 131 × 671 × 1011

Now multiplying the highest exponent prime factors to calculate the LCM of 87954 and 87971.

LCM(87954,87971) = 21 × 31 × 1071 × 1371 × 131 × 671 × 1011
LCM(87954,87971) = 7737401334