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What is the Least Common Multiple of 77571 and 77590?

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 77571 and 77590 is 6018733890.

LCM(77571,77590) = 6018733890

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Least Common Multiple of 77571 and 77590 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77571 and 77590, than apply into the LCM equation.

GCF(77571,77590) = 1
LCM(77571,77590) = ( 77571 × 77590) / 1
LCM(77571,77590) = 6018733890 / 1
LCM(77571,77590) = 6018733890

Least Common Multiple (LCM) of 77571 and 77590 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77571 and 77590. First we will calculate the prime factors of 77571 and 77590.

Prime Factorization of 77571

Prime factors of 77571 are 3, 13, 17. Prime factorization of 77571 in exponential form is:

77571 = 33 × 132 × 171

Prime Factorization of 77590

Prime factors of 77590 are 2, 5, 7759. Prime factorization of 77590 in exponential form is:

77590 = 21 × 51 × 77591

Now multiplying the highest exponent prime factors to calculate the LCM of 77571 and 77590.

LCM(77571,77590) = 33 × 132 × 171 × 21 × 51 × 77591
LCM(77571,77590) = 6018733890