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What is the Least Common Multiple of 67791 and 67810?

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 67791 and 67810 is 4596907710.

LCM(67791,67810) = 4596907710

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Least Common Multiple of 67791 and 67810 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67791 and 67810, than apply into the LCM equation.

GCF(67791,67810) = 1
LCM(67791,67810) = ( 67791 × 67810) / 1
LCM(67791,67810) = 4596907710 / 1
LCM(67791,67810) = 4596907710

Least Common Multiple (LCM) of 67791 and 67810 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67791 and 67810. First we will calculate the prime factors of 67791 and 67810.

Prime Factorization of 67791

Prime factors of 67791 are 3, 59, 383. Prime factorization of 67791 in exponential form is:

67791 = 31 × 591 × 3831

Prime Factorization of 67810

Prime factors of 67810 are 2, 5, 6781. Prime factorization of 67810 in exponential form is:

67810 = 21 × 51 × 67811

Now multiplying the highest exponent prime factors to calculate the LCM of 67791 and 67810.

LCM(67791,67810) = 31 × 591 × 3831 × 21 × 51 × 67811
LCM(67791,67810) = 4596907710