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What is the Least Common Multiple of 72042 and 72049?

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 72042 and 72049 is 5190554058.

LCM(72042,72049) = 5190554058

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Least Common Multiple of 72042 and 72049 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72042 and 72049, than apply into the LCM equation.

GCF(72042,72049) = 1
LCM(72042,72049) = ( 72042 × 72049) / 1
LCM(72042,72049) = 5190554058 / 1
LCM(72042,72049) = 5190554058

Least Common Multiple (LCM) of 72042 and 72049 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72042 and 72049. First we will calculate the prime factors of 72042 and 72049.

Prime Factorization of 72042

Prime factors of 72042 are 2, 3, 12007. Prime factorization of 72042 in exponential form is:

72042 = 21 × 31 × 120071

Prime Factorization of 72049

Prime factors of 72049 are 109, 661. Prime factorization of 72049 in exponential form is:

72049 = 1091 × 6611

Now multiplying the highest exponent prime factors to calculate the LCM of 72042 and 72049.

LCM(72042,72049) = 21 × 31 × 120071 × 1091 × 6611
LCM(72042,72049) = 5190554058