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What is the Least Common Multiple of 72439 and 72459?

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 72439 and 72459 is 5248857501.

LCM(72439,72459) = 5248857501

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Least Common Multiple of 72439 and 72459 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72439 and 72459, than apply into the LCM equation.

GCF(72439,72459) = 1
LCM(72439,72459) = ( 72439 × 72459) / 1
LCM(72439,72459) = 5248857501 / 1
LCM(72439,72459) = 5248857501

Least Common Multiple (LCM) of 72439 and 72459 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72439 and 72459. First we will calculate the prime factors of 72439 and 72459.

Prime Factorization of 72439

Prime factors of 72439 are 107, 677. Prime factorization of 72439 in exponential form is:

72439 = 1071 × 6771

Prime Factorization of 72459

Prime factors of 72459 are 3, 83, 97. Prime factorization of 72459 in exponential form is:

72459 = 32 × 831 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 72439 and 72459.

LCM(72439,72459) = 1071 × 6771 × 32 × 831 × 971
LCM(72439,72459) = 5248857501