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What is the Least Common Multiple of 38574 and 38591?

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 38574 and 38591 is 1488609234.

LCM(38574,38591) = 1488609234

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Least Common Multiple of 38574 and 38591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38574 and 38591, than apply into the LCM equation.

GCF(38574,38591) = 1
LCM(38574,38591) = ( 38574 × 38591) / 1
LCM(38574,38591) = 1488609234 / 1
LCM(38574,38591) = 1488609234

Least Common Multiple (LCM) of 38574 and 38591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38574 and 38591. First we will calculate the prime factors of 38574 and 38591.

Prime Factorization of 38574

Prime factors of 38574 are 2, 3, 2143. Prime factorization of 38574 in exponential form is:

38574 = 21 × 32 × 21431

Prime Factorization of 38591

Prime factors of 38591 are 7, 37, 149. Prime factorization of 38591 in exponential form is:

38591 = 71 × 371 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 38574 and 38591.

LCM(38574,38591) = 21 × 32 × 21431 × 71 × 371 × 1491
LCM(38574,38591) = 1488609234