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What is the Least Common Multiple of 66889 and 66900?

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 66889 and 66900 is 4474874100.

LCM(66889,66900) = 4474874100

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Least Common Multiple of 66889 and 66900 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66889 and 66900, than apply into the LCM equation.

GCF(66889,66900) = 1
LCM(66889,66900) = ( 66889 × 66900) / 1
LCM(66889,66900) = 4474874100 / 1
LCM(66889,66900) = 4474874100

Least Common Multiple (LCM) of 66889 and 66900 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66889 and 66900. First we will calculate the prime factors of 66889 and 66900.

Prime Factorization of 66889

Prime factors of 66889 are 66889. Prime factorization of 66889 in exponential form is:

66889 = 668891

Prime Factorization of 66900

Prime factors of 66900 are 2, 3, 5, 223. Prime factorization of 66900 in exponential form is:

66900 = 22 × 31 × 52 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 66889 and 66900.

LCM(66889,66900) = 668891 × 22 × 31 × 52 × 2231
LCM(66889,66900) = 4474874100