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What is the Least Common Multiple of 75381 and 75398?

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 75381 and 75398 is 5683576638.

LCM(75381,75398) = 5683576638

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Least Common Multiple of 75381 and 75398 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75381 and 75398, than apply into the LCM equation.

GCF(75381,75398) = 1
LCM(75381,75398) = ( 75381 × 75398) / 1
LCM(75381,75398) = 5683576638 / 1
LCM(75381,75398) = 5683576638

Least Common Multiple (LCM) of 75381 and 75398 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75381 and 75398. First we will calculate the prime factors of 75381 and 75398.

Prime Factorization of 75381

Prime factors of 75381 are 3, 25127. Prime factorization of 75381 in exponential form is:

75381 = 31 × 251271

Prime Factorization of 75398

Prime factors of 75398 are 2, 37699. Prime factorization of 75398 in exponential form is:

75398 = 21 × 376991

Now multiplying the highest exponent prime factors to calculate the LCM of 75381 and 75398.

LCM(75381,75398) = 31 × 251271 × 21 × 376991
LCM(75381,75398) = 5683576638