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What is the Least Common Multiple of 83922 and 83931?

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 83922 and 83931 is 2347885794.

LCM(83922,83931) = 2347885794

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Least Common Multiple of 83922 and 83931 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83922 and 83931, than apply into the LCM equation.

GCF(83922,83931) = 3
LCM(83922,83931) = ( 83922 × 83931) / 3
LCM(83922,83931) = 7043657382 / 3
LCM(83922,83931) = 2347885794

Least Common Multiple (LCM) of 83922 and 83931 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83922 and 83931. First we will calculate the prime factors of 83922 and 83931.

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

Prime Factorization of 83931

Prime factors of 83931 are 3, 101, 277. Prime factorization of 83931 in exponential form is:

83931 = 31 × 1011 × 2771

Now multiplying the highest exponent prime factors to calculate the LCM of 83922 and 83931.

LCM(83922,83931) = 21 × 31 × 711 × 1971 × 1011 × 2771
LCM(83922,83931) = 2347885794