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What is the Least Common Multiple of 30558 and 30569?

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 30558 and 30569 is 84920682.

LCM(30558,30569) = 84920682

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Least Common Multiple of 30558 and 30569 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30558 and 30569, than apply into the LCM equation.

GCF(30558,30569) = 11
LCM(30558,30569) = ( 30558 × 30569) / 11
LCM(30558,30569) = 934127502 / 11
LCM(30558,30569) = 84920682

Least Common Multiple (LCM) of 30558 and 30569 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30558 and 30569. First we will calculate the prime factors of 30558 and 30569.

Prime Factorization of 30558

Prime factors of 30558 are 2, 3, 11, 463. Prime factorization of 30558 in exponential form is:

30558 = 21 × 31 × 111 × 4631

Prime Factorization of 30569

Prime factors of 30569 are 7, 11, 397. Prime factorization of 30569 in exponential form is:

30569 = 71 × 111 × 3971

Now multiplying the highest exponent prime factors to calculate the LCM of 30558 and 30569.

LCM(30558,30569) = 21 × 31 × 111 × 4631 × 71 × 3971
LCM(30558,30569) = 84920682