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What is the Least Common Multiple of 18724 and 18739?

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 18724 and 18739 is 350869036.

LCM(18724,18739) = 350869036

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Least Common Multiple of 18724 and 18739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18724 and 18739, than apply into the LCM equation.

GCF(18724,18739) = 1
LCM(18724,18739) = ( 18724 × 18739) / 1
LCM(18724,18739) = 350869036 / 1
LCM(18724,18739) = 350869036

Least Common Multiple (LCM) of 18724 and 18739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18724 and 18739. First we will calculate the prime factors of 18724 and 18739.

Prime Factorization of 18724

Prime factors of 18724 are 2, 31, 151. Prime factorization of 18724 in exponential form is:

18724 = 22 × 311 × 1511

Prime Factorization of 18739

Prime factors of 18739 are 7, 2677. Prime factorization of 18739 in exponential form is:

18739 = 71 × 26771

Now multiplying the highest exponent prime factors to calculate the LCM of 18724 and 18739.

LCM(18724,18739) = 22 × 311 × 1511 × 71 × 26771
LCM(18724,18739) = 350869036