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What is the Least Common Multiple of 34540 and 34556?

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 34540 and 34556 is 298391060.

LCM(34540,34556) = 298391060

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Least Common Multiple of 34540 and 34556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 34540 and 34556, than apply into the LCM equation.

GCF(34540,34556) = 4
LCM(34540,34556) = ( 34540 × 34556) / 4
LCM(34540,34556) = 1193564240 / 4
LCM(34540,34556) = 298391060

Least Common Multiple (LCM) of 34540 and 34556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 34540 and 34556. First we will calculate the prime factors of 34540 and 34556.

Prime Factorization of 34540

Prime factors of 34540 are 2, 5, 11, 157. Prime factorization of 34540 in exponential form is:

34540 = 22 × 51 × 111 × 1571

Prime Factorization of 34556

Prime factors of 34556 are 2, 53, 163. Prime factorization of 34556 in exponential form is:

34556 = 22 × 531 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 34540 and 34556.

LCM(34540,34556) = 22 × 51 × 111 × 1571 × 531 × 1631
LCM(34540,34556) = 298391060