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What is the Least Common Multiple of 83912 and 83922?

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 83912 and 83922 is 3521031432.

LCM(83912,83922) = 3521031432

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Least Common Multiple of 83912 and 83922 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83912 and 83922, than apply into the LCM equation.

GCF(83912,83922) = 2
LCM(83912,83922) = ( 83912 × 83922) / 2
LCM(83912,83922) = 7042062864 / 2
LCM(83912,83922) = 3521031432

Least Common Multiple (LCM) of 83912 and 83922 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83912 and 83922. First we will calculate the prime factors of 83912 and 83922.

Prime Factorization of 83912

Prime factors of 83912 are 2, 17, 617. Prime factorization of 83912 in exponential form is:

83912 = 23 × 171 × 6171

Prime Factorization of 83922

Prime factors of 83922 are 2, 3, 71, 197. Prime factorization of 83922 in exponential form is:

83922 = 21 × 31 × 711 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 83912 and 83922.

LCM(83912,83922) = 23 × 171 × 6171 × 31 × 711 × 1971
LCM(83912,83922) = 3521031432