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What is the Least Common Multiple of 39200 and 39219?

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 39200 and 39219 is 1537384800.

LCM(39200,39219) = 1537384800

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Least Common Multiple of 39200 and 39219 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39200 and 39219, than apply into the LCM equation.

GCF(39200,39219) = 1
LCM(39200,39219) = ( 39200 × 39219) / 1
LCM(39200,39219) = 1537384800 / 1
LCM(39200,39219) = 1537384800

Least Common Multiple (LCM) of 39200 and 39219 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39200 and 39219. First we will calculate the prime factors of 39200 and 39219.

Prime Factorization of 39200

Prime factors of 39200 are 2, 5, 7. Prime factorization of 39200 in exponential form is:

39200 = 25 × 52 × 72

Prime Factorization of 39219

Prime factors of 39219 are 3, 17, 769. Prime factorization of 39219 in exponential form is:

39219 = 31 × 171 × 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 39200 and 39219.

LCM(39200,39219) = 25 × 52 × 72 × 31 × 171 × 7691
LCM(39200,39219) = 1537384800