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What is the Least Common Multiple of 72385 and 72394?

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 72385 and 72394 is 5240239690.

LCM(72385,72394) = 5240239690

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Least Common Multiple of 72385 and 72394 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72385 and 72394, than apply into the LCM equation.

GCF(72385,72394) = 1
LCM(72385,72394) = ( 72385 × 72394) / 1
LCM(72385,72394) = 5240239690 / 1
LCM(72385,72394) = 5240239690

Least Common Multiple (LCM) of 72385 and 72394 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72385 and 72394. First we will calculate the prime factors of 72385 and 72394.

Prime Factorization of 72385

Prime factors of 72385 are 5, 31, 467. Prime factorization of 72385 in exponential form is:

72385 = 51 × 311 × 4671

Prime Factorization of 72394

Prime factors of 72394 are 2, 7, 5171. Prime factorization of 72394 in exponential form is:

72394 = 21 × 71 × 51711

Now multiplying the highest exponent prime factors to calculate the LCM of 72385 and 72394.

LCM(72385,72394) = 51 × 311 × 4671 × 21 × 71 × 51711
LCM(72385,72394) = 5240239690