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What is the Least Common Multiple of 2162 and 2168?

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 2162 and 2168 is 2343608.

LCM(2162,2168) = 2343608

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Least Common Multiple of 2162 and 2168 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2162 and 2168, than apply into the LCM equation.

GCF(2162,2168) = 2
LCM(2162,2168) = ( 2162 × 2168) / 2
LCM(2162,2168) = 4687216 / 2
LCM(2162,2168) = 2343608

Least Common Multiple (LCM) of 2162 and 2168 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2162 and 2168. First we will calculate the prime factors of 2162 and 2168.

Prime Factorization of 2162

Prime factors of 2162 are 2, 23, 47. Prime factorization of 2162 in exponential form is:

2162 = 21 × 231 × 471

Prime Factorization of 2168

Prime factors of 2168 are 2, 271. Prime factorization of 2168 in exponential form is:

2168 = 23 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 2162 and 2168.

LCM(2162,2168) = 23 × 231 × 471 × 2711
LCM(2162,2168) = 2343608