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What is the Least Common Multiple of 87143 and 87162?

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 87143 and 87162 is 7595558166.

LCM(87143,87162) = 7595558166

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Least Common Multiple of 87143 and 87162 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87143 and 87162, than apply into the LCM equation.

GCF(87143,87162) = 1
LCM(87143,87162) = ( 87143 × 87162) / 1
LCM(87143,87162) = 7595558166 / 1
LCM(87143,87162) = 7595558166

Least Common Multiple (LCM) of 87143 and 87162 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87143 and 87162. First we will calculate the prime factors of 87143 and 87162.

Prime Factorization of 87143

Prime factors of 87143 are 7, 59, 211. Prime factorization of 87143 in exponential form is:

87143 = 71 × 591 × 2111

Prime Factorization of 87162

Prime factors of 87162 are 2, 3, 73, 199. Prime factorization of 87162 in exponential form is:

87162 = 21 × 31 × 731 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 87143 and 87162.

LCM(87143,87162) = 71 × 591 × 2111 × 21 × 31 × 731 × 1991
LCM(87143,87162) = 7595558166