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What is the Least Common Multiple of 23870 and 23875?

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 23870 and 23875 is 113979250.

LCM(23870,23875) = 113979250

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Least Common Multiple of 23870 and 23875 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23870 and 23875, than apply into the LCM equation.

GCF(23870,23875) = 5
LCM(23870,23875) = ( 23870 × 23875) / 5
LCM(23870,23875) = 569896250 / 5
LCM(23870,23875) = 113979250

Least Common Multiple (LCM) of 23870 and 23875 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23870 and 23875. First we will calculate the prime factors of 23870 and 23875.

Prime Factorization of 23870

Prime factors of 23870 are 2, 5, 7, 11, 31. Prime factorization of 23870 in exponential form is:

23870 = 21 × 51 × 71 × 111 × 311

Prime Factorization of 23875

Prime factors of 23875 are 5, 191. Prime factorization of 23875 in exponential form is:

23875 = 53 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 23870 and 23875.

LCM(23870,23875) = 21 × 53 × 71 × 111 × 311 × 1911
LCM(23870,23875) = 113979250