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What is the Least Common Multiple of 32870 and 32886?

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 32870 and 32886 is 540481410.

LCM(32870,32886) = 540481410

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Least Common Multiple of 32870 and 32886 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32870 and 32886, than apply into the LCM equation.

GCF(32870,32886) = 2
LCM(32870,32886) = ( 32870 × 32886) / 2
LCM(32870,32886) = 1080962820 / 2
LCM(32870,32886) = 540481410

Least Common Multiple (LCM) of 32870 and 32886 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32870 and 32886. First we will calculate the prime factors of 32870 and 32886.

Prime Factorization of 32870

Prime factors of 32870 are 2, 5, 19, 173. Prime factorization of 32870 in exponential form is:

32870 = 21 × 51 × 191 × 1731

Prime Factorization of 32886

Prime factors of 32886 are 2, 3, 7, 29. Prime factorization of 32886 in exponential form is:

32886 = 21 × 34 × 71 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 32870 and 32886.

LCM(32870,32886) = 21 × 51 × 191 × 1731 × 34 × 71 × 291
LCM(32870,32886) = 540481410