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What is the Least Common Multiple of 89776 and 89785?

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 89776 and 89785 is 8060538160.

LCM(89776,89785) = 8060538160

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Least Common Multiple of 89776 and 89785 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89776 and 89785, than apply into the LCM equation.

GCF(89776,89785) = 1
LCM(89776,89785) = ( 89776 × 89785) / 1
LCM(89776,89785) = 8060538160 / 1
LCM(89776,89785) = 8060538160

Least Common Multiple (LCM) of 89776 and 89785 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89776 and 89785. First we will calculate the prime factors of 89776 and 89785.

Prime Factorization of 89776

Prime factors of 89776 are 2, 31, 181. Prime factorization of 89776 in exponential form is:

89776 = 24 × 311 × 1811

Prime Factorization of 89785

Prime factors of 89785 are 5, 17957. Prime factorization of 89785 in exponential form is:

89785 = 51 × 179571

Now multiplying the highest exponent prime factors to calculate the LCM of 89776 and 89785.

LCM(89776,89785) = 24 × 311 × 1811 × 51 × 179571
LCM(89776,89785) = 8060538160