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What is the Least Common Multiple of 72356 and 72369?

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 72356 and 72369 is 5236331364.

LCM(72356,72369) = 5236331364

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Least Common Multiple of 72356 and 72369 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72356 and 72369, than apply into the LCM equation.

GCF(72356,72369) = 1
LCM(72356,72369) = ( 72356 × 72369) / 1
LCM(72356,72369) = 5236331364 / 1
LCM(72356,72369) = 5236331364

Least Common Multiple (LCM) of 72356 and 72369 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72356 and 72369. First we will calculate the prime factors of 72356 and 72369.

Prime Factorization of 72356

Prime factors of 72356 are 2, 18089. Prime factorization of 72356 in exponential form is:

72356 = 22 × 180891

Prime Factorization of 72369

Prime factors of 72369 are 3, 11, 17, 43. Prime factorization of 72369 in exponential form is:

72369 = 32 × 111 × 171 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 72356 and 72369.

LCM(72356,72369) = 22 × 180891 × 32 × 111 × 171 × 431
LCM(72356,72369) = 5236331364