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What is the Least Common Multiple of 47391 and 47404?

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 47391 and 47404 is 2246522964.

LCM(47391,47404) = 2246522964

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Least Common Multiple of 47391 and 47404 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47391 and 47404, than apply into the LCM equation.

GCF(47391,47404) = 1
LCM(47391,47404) = ( 47391 × 47404) / 1
LCM(47391,47404) = 2246522964 / 1
LCM(47391,47404) = 2246522964

Least Common Multiple (LCM) of 47391 and 47404 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47391 and 47404. First we will calculate the prime factors of 47391 and 47404.

Prime Factorization of 47391

Prime factors of 47391 are 3, 15797. Prime factorization of 47391 in exponential form is:

47391 = 31 × 157971

Prime Factorization of 47404

Prime factors of 47404 are 2, 7, 1693. Prime factorization of 47404 in exponential form is:

47404 = 22 × 71 × 16931

Now multiplying the highest exponent prime factors to calculate the LCM of 47391 and 47404.

LCM(47391,47404) = 31 × 157971 × 22 × 71 × 16931
LCM(47391,47404) = 2246522964