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What is the Least Common Multiple of 30947 and 30953?

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 30947 and 30953 is 957902491.

LCM(30947,30953) = 957902491

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Least Common Multiple of 30947 and 30953 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30947 and 30953, than apply into the LCM equation.

GCF(30947,30953) = 1
LCM(30947,30953) = ( 30947 × 30953) / 1
LCM(30947,30953) = 957902491 / 1
LCM(30947,30953) = 957902491

Least Common Multiple (LCM) of 30947 and 30953 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30947 and 30953. First we will calculate the prime factors of 30947 and 30953.

Prime Factorization of 30947

Prime factors of 30947 are 7, 4421. Prime factorization of 30947 in exponential form is:

30947 = 71 × 44211

Prime Factorization of 30953

Prime factors of 30953 are 13, 2381. Prime factorization of 30953 in exponential form is:

30953 = 131 × 23811

Now multiplying the highest exponent prime factors to calculate the LCM of 30947 and 30953.

LCM(30947,30953) = 71 × 44211 × 131 × 23811
LCM(30947,30953) = 957902491