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What is the Least Common Multiple of 40366 and 40378?

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 40366 and 40378 is 814949174.

LCM(40366,40378) = 814949174

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Least Common Multiple of 40366 and 40378 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40366 and 40378, than apply into the LCM equation.

GCF(40366,40378) = 2
LCM(40366,40378) = ( 40366 × 40378) / 2
LCM(40366,40378) = 1629898348 / 2
LCM(40366,40378) = 814949174

Least Common Multiple (LCM) of 40366 and 40378 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40366 and 40378. First we will calculate the prime factors of 40366 and 40378.

Prime Factorization of 40366

Prime factors of 40366 are 2, 20183. Prime factorization of 40366 in exponential form is:

40366 = 21 × 201831

Prime Factorization of 40378

Prime factors of 40378 are 2, 13, 1553. Prime factorization of 40378 in exponential form is:

40378 = 21 × 131 × 15531

Now multiplying the highest exponent prime factors to calculate the LCM of 40366 and 40378.

LCM(40366,40378) = 21 × 201831 × 131 × 15531
LCM(40366,40378) = 814949174