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What is the Least Common Multiple of 57161 and 57180?

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 57161 and 57180 is 3268465980.

LCM(57161,57180) = 3268465980

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Least Common Multiple of 57161 and 57180 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57161 and 57180, than apply into the LCM equation.

GCF(57161,57180) = 1
LCM(57161,57180) = ( 57161 × 57180) / 1
LCM(57161,57180) = 3268465980 / 1
LCM(57161,57180) = 3268465980

Least Common Multiple (LCM) of 57161 and 57180 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57161 and 57180. First we will calculate the prime factors of 57161 and 57180.

Prime Factorization of 57161

Prime factors of 57161 are 13, 4397. Prime factorization of 57161 in exponential form is:

57161 = 131 × 43971

Prime Factorization of 57180

Prime factors of 57180 are 2, 3, 5, 953. Prime factorization of 57180 in exponential form is:

57180 = 22 × 31 × 51 × 9531

Now multiplying the highest exponent prime factors to calculate the LCM of 57161 and 57180.

LCM(57161,57180) = 131 × 43971 × 22 × 31 × 51 × 9531
LCM(57161,57180) = 3268465980