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What is the Least Common Multiple of 47442 and 47460?

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 47442 and 47460 is 375266220.

LCM(47442,47460) = 375266220

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Least Common Multiple of 47442 and 47460 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47442 and 47460, than apply into the LCM equation.

GCF(47442,47460) = 6
LCM(47442,47460) = ( 47442 × 47460) / 6
LCM(47442,47460) = 2251597320 / 6
LCM(47442,47460) = 375266220

Least Common Multiple (LCM) of 47442 and 47460 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47442 and 47460. First we will calculate the prime factors of 47442 and 47460.

Prime Factorization of 47442

Prime factors of 47442 are 2, 3, 7907. Prime factorization of 47442 in exponential form is:

47442 = 21 × 31 × 79071

Prime Factorization of 47460

Prime factors of 47460 are 2, 3, 5, 7, 113. Prime factorization of 47460 in exponential form is:

47460 = 22 × 31 × 51 × 71 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 47442 and 47460.

LCM(47442,47460) = 22 × 31 × 79071 × 51 × 71 × 1131
LCM(47442,47460) = 375266220