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What is the Least Common Multiple of 66822 and 66837?

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 66822 and 66837 is 1488727338.

LCM(66822,66837) = 1488727338

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Least Common Multiple of 66822 and 66837 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66822 and 66837, than apply into the LCM equation.

GCF(66822,66837) = 3
LCM(66822,66837) = ( 66822 × 66837) / 3
LCM(66822,66837) = 4466182014 / 3
LCM(66822,66837) = 1488727338

Least Common Multiple (LCM) of 66822 and 66837 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66822 and 66837. First we will calculate the prime factors of 66822 and 66837.

Prime Factorization of 66822

Prime factors of 66822 are 2, 3, 7, 37, 43. Prime factorization of 66822 in exponential form is:

66822 = 21 × 31 × 71 × 371 × 431

Prime Factorization of 66837

Prime factors of 66837 are 3, 22279. Prime factorization of 66837 in exponential form is:

66837 = 31 × 222791

Now multiplying the highest exponent prime factors to calculate the LCM of 66822 and 66837.

LCM(66822,66837) = 21 × 31 × 71 × 371 × 431 × 222791
LCM(66822,66837) = 1488727338