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What is the Least Common Multiple of 87573 and 87591?

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 87573 and 87591 is 2556868881.

LCM(87573,87591) = 2556868881

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Least Common Multiple of 87573 and 87591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87573 and 87591, than apply into the LCM equation.

GCF(87573,87591) = 3
LCM(87573,87591) = ( 87573 × 87591) / 3
LCM(87573,87591) = 7670606643 / 3
LCM(87573,87591) = 2556868881

Least Common Multiple (LCM) of 87573 and 87591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87573 and 87591. First we will calculate the prime factors of 87573 and 87591.

Prime Factorization of 87573

Prime factors of 87573 are 3, 29191. Prime factorization of 87573 in exponential form is:

87573 = 31 × 291911

Prime Factorization of 87591

Prime factors of 87591 are 3, 7, 43, 97. Prime factorization of 87591 in exponential form is:

87591 = 31 × 71 × 431 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 87573 and 87591.

LCM(87573,87591) = 31 × 291911 × 71 × 431 × 971
LCM(87573,87591) = 2556868881