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What is the Least Common Multiple of 3428 and 3436?

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 3428 and 3436 is 2944652.

LCM(3428,3436) = 2944652

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Least Common Multiple of 3428 and 3436 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3428 and 3436, than apply into the LCM equation.

GCF(3428,3436) = 4
LCM(3428,3436) = ( 3428 × 3436) / 4
LCM(3428,3436) = 11778608 / 4
LCM(3428,3436) = 2944652

Least Common Multiple (LCM) of 3428 and 3436 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3428 and 3436. First we will calculate the prime factors of 3428 and 3436.

Prime Factorization of 3428

Prime factors of 3428 are 2, 857. Prime factorization of 3428 in exponential form is:

3428 = 22 × 8571

Prime Factorization of 3436

Prime factors of 3436 are 2, 859. Prime factorization of 3436 in exponential form is:

3436 = 22 × 8591

Now multiplying the highest exponent prime factors to calculate the LCM of 3428 and 3436.

LCM(3428,3436) = 22 × 8571 × 8591
LCM(3428,3436) = 2944652