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What is the Least Common Multiple of 72141 and 72150?

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 72141 and 72150 is 1734991050.

LCM(72141,72150) = 1734991050

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Least Common Multiple of 72141 and 72150 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72141 and 72150, than apply into the LCM equation.

GCF(72141,72150) = 3
LCM(72141,72150) = ( 72141 × 72150) / 3
LCM(72141,72150) = 5204973150 / 3
LCM(72141,72150) = 1734991050

Least Common Multiple (LCM) of 72141 and 72150 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72141 and 72150. First we will calculate the prime factors of 72141 and 72150.

Prime Factorization of 72141

Prime factors of 72141 are 3, 139, 173. Prime factorization of 72141 in exponential form is:

72141 = 31 × 1391 × 1731

Prime Factorization of 72150

Prime factors of 72150 are 2, 3, 5, 13, 37. Prime factorization of 72150 in exponential form is:

72150 = 21 × 31 × 52 × 131 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 72141 and 72150.

LCM(72141,72150) = 31 × 1391 × 1731 × 21 × 52 × 131 × 371
LCM(72141,72150) = 1734991050