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What is the Least Common Multiple of 16564 and 16570?

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 16564 and 16570 is 137232740.

LCM(16564,16570) = 137232740

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Least Common Multiple of 16564 and 16570 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16564 and 16570, than apply into the LCM equation.

GCF(16564,16570) = 2
LCM(16564,16570) = ( 16564 × 16570) / 2
LCM(16564,16570) = 274465480 / 2
LCM(16564,16570) = 137232740

Least Common Multiple (LCM) of 16564 and 16570 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16564 and 16570. First we will calculate the prime factors of 16564 and 16570.

Prime Factorization of 16564

Prime factors of 16564 are 2, 41, 101. Prime factorization of 16564 in exponential form is:

16564 = 22 × 411 × 1011

Prime Factorization of 16570

Prime factors of 16570 are 2, 5, 1657. Prime factorization of 16570 in exponential form is:

16570 = 21 × 51 × 16571

Now multiplying the highest exponent prime factors to calculate the LCM of 16564 and 16570.

LCM(16564,16570) = 22 × 411 × 1011 × 51 × 16571
LCM(16564,16570) = 137232740