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What is the Least Common Multiple of 17952 and 17958?

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 17952 and 17958 is 53730336.

LCM(17952,17958) = 53730336

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Least Common Multiple of 17952 and 17958 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17952 and 17958, than apply into the LCM equation.

GCF(17952,17958) = 6
LCM(17952,17958) = ( 17952 × 17958) / 6
LCM(17952,17958) = 322382016 / 6
LCM(17952,17958) = 53730336

Least Common Multiple (LCM) of 17952 and 17958 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17952 and 17958. First we will calculate the prime factors of 17952 and 17958.

Prime Factorization of 17952

Prime factors of 17952 are 2, 3, 11, 17. Prime factorization of 17952 in exponential form is:

17952 = 25 × 31 × 111 × 171

Prime Factorization of 17958

Prime factors of 17958 are 2, 3, 41, 73. Prime factorization of 17958 in exponential form is:

17958 = 21 × 31 × 411 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 17952 and 17958.

LCM(17952,17958) = 25 × 31 × 111 × 171 × 411 × 731
LCM(17952,17958) = 53730336