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What is the Least Common Multiple of 87764 and 87784?

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 87764 and 87784 is 1926068744.

LCM(87764,87784) = 1926068744

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Least Common Multiple of 87764 and 87784 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87764 and 87784, than apply into the LCM equation.

GCF(87764,87784) = 4
LCM(87764,87784) = ( 87764 × 87784) / 4
LCM(87764,87784) = 7704274976 / 4
LCM(87764,87784) = 1926068744

Least Common Multiple (LCM) of 87764 and 87784 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87764 and 87784. First we will calculate the prime factors of 87764 and 87784.

Prime Factorization of 87764

Prime factors of 87764 are 2, 37, 593. Prime factorization of 87764 in exponential form is:

87764 = 22 × 371 × 5931

Prime Factorization of 87784

Prime factors of 87784 are 2, 10973. Prime factorization of 87784 in exponential form is:

87784 = 23 × 109731

Now multiplying the highest exponent prime factors to calculate the LCM of 87764 and 87784.

LCM(87764,87784) = 23 × 371 × 5931 × 109731
LCM(87764,87784) = 1926068744