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What is the Least Common Multiple of 77800 and 77819?

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 77800 and 77819 is 6054318200.

LCM(77800,77819) = 6054318200

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Least Common Multiple of 77800 and 77819 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77800 and 77819, than apply into the LCM equation.

GCF(77800,77819) = 1
LCM(77800,77819) = ( 77800 × 77819) / 1
LCM(77800,77819) = 6054318200 / 1
LCM(77800,77819) = 6054318200

Least Common Multiple (LCM) of 77800 and 77819 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77800 and 77819. First we will calculate the prime factors of 77800 and 77819.

Prime Factorization of 77800

Prime factors of 77800 are 2, 5, 389. Prime factorization of 77800 in exponential form is:

77800 = 23 × 52 × 3891

Prime Factorization of 77819

Prime factors of 77819 are 7, 11117. Prime factorization of 77819 in exponential form is:

77819 = 71 × 111171

Now multiplying the highest exponent prime factors to calculate the LCM of 77800 and 77819.

LCM(77800,77819) = 23 × 52 × 3891 × 71 × 111171
LCM(77800,77819) = 6054318200