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What is the Least Common Multiple of 67808 and 67817?

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 67808 and 67817 is 4598535136.

LCM(67808,67817) = 4598535136

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Least Common Multiple of 67808 and 67817 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67808 and 67817, than apply into the LCM equation.

GCF(67808,67817) = 1
LCM(67808,67817) = ( 67808 × 67817) / 1
LCM(67808,67817) = 4598535136 / 1
LCM(67808,67817) = 4598535136

Least Common Multiple (LCM) of 67808 and 67817 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67808 and 67817. First we will calculate the prime factors of 67808 and 67817.

Prime Factorization of 67808

Prime factors of 67808 are 2, 13, 163. Prime factorization of 67808 in exponential form is:

67808 = 25 × 131 × 1631

Prime Factorization of 67817

Prime factors of 67817 are 73, 929. Prime factorization of 67817 in exponential form is:

67817 = 731 × 9291

Now multiplying the highest exponent prime factors to calculate the LCM of 67808 and 67817.

LCM(67808,67817) = 25 × 131 × 1631 × 731 × 9291
LCM(67808,67817) = 4598535136