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What is the Least Common Multiple of 45740 and 45746?

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 45740 and 45746 is 1046211020.

LCM(45740,45746) = 1046211020

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Least Common Multiple of 45740 and 45746 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45740 and 45746, than apply into the LCM equation.

GCF(45740,45746) = 2
LCM(45740,45746) = ( 45740 × 45746) / 2
LCM(45740,45746) = 2092422040 / 2
LCM(45740,45746) = 1046211020

Least Common Multiple (LCM) of 45740 and 45746 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45740 and 45746. First we will calculate the prime factors of 45740 and 45746.

Prime Factorization of 45740

Prime factors of 45740 are 2, 5, 2287. Prime factorization of 45740 in exponential form is:

45740 = 22 × 51 × 22871

Prime Factorization of 45746

Prime factors of 45746 are 2, 89, 257. Prime factorization of 45746 in exponential form is:

45746 = 21 × 891 × 2571

Now multiplying the highest exponent prime factors to calculate the LCM of 45740 and 45746.

LCM(45740,45746) = 22 × 51 × 22871 × 891 × 2571
LCM(45740,45746) = 1046211020