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What is the Least Common Multiple of 40664 and 40676?

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 40664 and 40676 is 413512216.

LCM(40664,40676) = 413512216

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Least Common Multiple of 40664 and 40676 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40664 and 40676, than apply into the LCM equation.

GCF(40664,40676) = 4
LCM(40664,40676) = ( 40664 × 40676) / 4
LCM(40664,40676) = 1654048864 / 4
LCM(40664,40676) = 413512216

Least Common Multiple (LCM) of 40664 and 40676 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40664 and 40676. First we will calculate the prime factors of 40664 and 40676.

Prime Factorization of 40664

Prime factors of 40664 are 2, 13, 17, 23. Prime factorization of 40664 in exponential form is:

40664 = 23 × 131 × 171 × 231

Prime Factorization of 40676

Prime factors of 40676 are 2, 10169. Prime factorization of 40676 in exponential form is:

40676 = 22 × 101691

Now multiplying the highest exponent prime factors to calculate the LCM of 40664 and 40676.

LCM(40664,40676) = 23 × 131 × 171 × 231 × 101691
LCM(40664,40676) = 413512216