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What is the Least Common Multiple of 32778 and 32785?

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 32778 and 32785 is 1074626730.

LCM(32778,32785) = 1074626730

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Least Common Multiple of 32778 and 32785 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32778 and 32785, than apply into the LCM equation.

GCF(32778,32785) = 1
LCM(32778,32785) = ( 32778 × 32785) / 1
LCM(32778,32785) = 1074626730 / 1
LCM(32778,32785) = 1074626730

Least Common Multiple (LCM) of 32778 and 32785 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32778 and 32785. First we will calculate the prime factors of 32778 and 32785.

Prime Factorization of 32778

Prime factors of 32778 are 2, 3, 607. Prime factorization of 32778 in exponential form is:

32778 = 21 × 33 × 6071

Prime Factorization of 32785

Prime factors of 32785 are 5, 79, 83. Prime factorization of 32785 in exponential form is:

32785 = 51 × 791 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 32778 and 32785.

LCM(32778,32785) = 21 × 33 × 6071 × 51 × 791 × 831
LCM(32778,32785) = 1074626730