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What is the Least Common Multiple of 38742 and 38749?

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 38742 and 38749 is 1501213758.

LCM(38742,38749) = 1501213758

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Least Common Multiple of 38742 and 38749 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38742 and 38749, than apply into the LCM equation.

GCF(38742,38749) = 1
LCM(38742,38749) = ( 38742 × 38749) / 1
LCM(38742,38749) = 1501213758 / 1
LCM(38742,38749) = 1501213758

Least Common Multiple (LCM) of 38742 and 38749 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38742 and 38749. First we will calculate the prime factors of 38742 and 38749.

Prime Factorization of 38742

Prime factors of 38742 are 2, 3, 11, 587. Prime factorization of 38742 in exponential form is:

38742 = 21 × 31 × 111 × 5871

Prime Factorization of 38749

Prime factors of 38749 are 38749. Prime factorization of 38749 in exponential form is:

38749 = 387491

Now multiplying the highest exponent prime factors to calculate the LCM of 38742 and 38749.

LCM(38742,38749) = 21 × 31 × 111 × 5871 × 387491
LCM(38742,38749) = 1501213758