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What is the Least Common Multiple of 47162 and 47180?

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 47162 and 47180 is 1112551580.

LCM(47162,47180) = 1112551580

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Least Common Multiple of 47162 and 47180 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47162 and 47180, than apply into the LCM equation.

GCF(47162,47180) = 2
LCM(47162,47180) = ( 47162 × 47180) / 2
LCM(47162,47180) = 2225103160 / 2
LCM(47162,47180) = 1112551580

Least Common Multiple (LCM) of 47162 and 47180 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47162 and 47180. First we will calculate the prime factors of 47162 and 47180.

Prime Factorization of 47162

Prime factors of 47162 are 2, 23581. Prime factorization of 47162 in exponential form is:

47162 = 21 × 235811

Prime Factorization of 47180

Prime factors of 47180 are 2, 5, 7, 337. Prime factorization of 47180 in exponential form is:

47180 = 22 × 51 × 71 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 47162 and 47180.

LCM(47162,47180) = 22 × 235811 × 51 × 71 × 3371
LCM(47162,47180) = 1112551580