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What is the Least Common Multiple of 83895 and 83906?

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 83895 and 83906 is 7039293870.

LCM(83895,83906) = 7039293870

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Least Common Multiple of 83895 and 83906 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83895 and 83906, than apply into the LCM equation.

GCF(83895,83906) = 1
LCM(83895,83906) = ( 83895 × 83906) / 1
LCM(83895,83906) = 7039293870 / 1
LCM(83895,83906) = 7039293870

Least Common Multiple (LCM) of 83895 and 83906 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83895 and 83906. First we will calculate the prime factors of 83895 and 83906.

Prime Factorization of 83895

Prime factors of 83895 are 3, 5, 7, 17, 47. Prime factorization of 83895 in exponential form is:

83895 = 31 × 51 × 71 × 171 × 471

Prime Factorization of 83906

Prime factors of 83906 are 2, 41953. Prime factorization of 83906 in exponential form is:

83906 = 21 × 419531

Now multiplying the highest exponent prime factors to calculate the LCM of 83895 and 83906.

LCM(83895,83906) = 31 × 51 × 71 × 171 × 471 × 21 × 419531
LCM(83895,83906) = 7039293870