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What is the Least Common Multiple of 89688 and 89698?

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 89688 and 89698 is 4022417112.

LCM(89688,89698) = 4022417112

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Least Common Multiple of 89688 and 89698 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89688 and 89698, than apply into the LCM equation.

GCF(89688,89698) = 2
LCM(89688,89698) = ( 89688 × 89698) / 2
LCM(89688,89698) = 8044834224 / 2
LCM(89688,89698) = 4022417112

Least Common Multiple (LCM) of 89688 and 89698 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89688 and 89698. First we will calculate the prime factors of 89688 and 89698.

Prime Factorization of 89688

Prime factors of 89688 are 2, 3, 37, 101. Prime factorization of 89688 in exponential form is:

89688 = 23 × 31 × 371 × 1011

Prime Factorization of 89698

Prime factors of 89698 are 2, 7, 43, 149. Prime factorization of 89698 in exponential form is:

89698 = 21 × 71 × 431 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 89688 and 89698.

LCM(89688,89698) = 23 × 31 × 371 × 1011 × 71 × 431 × 1491
LCM(89688,89698) = 4022417112