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What is the Least Common Multiple of 28058 and 28064?

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 28058 and 28064 is 393709856.

LCM(28058,28064) = 393709856

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Least Common Multiple of 28058 and 28064 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28058 and 28064, than apply into the LCM equation.

GCF(28058,28064) = 2
LCM(28058,28064) = ( 28058 × 28064) / 2
LCM(28058,28064) = 787419712 / 2
LCM(28058,28064) = 393709856

Least Common Multiple (LCM) of 28058 and 28064 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28058 and 28064. First we will calculate the prime factors of 28058 and 28064.

Prime Factorization of 28058

Prime factors of 28058 are 2, 14029. Prime factorization of 28058 in exponential form is:

28058 = 21 × 140291

Prime Factorization of 28064

Prime factors of 28064 are 2, 877. Prime factorization of 28064 in exponential form is:

28064 = 25 × 8771

Now multiplying the highest exponent prime factors to calculate the LCM of 28058 and 28064.

LCM(28058,28064) = 25 × 140291 × 8771
LCM(28058,28064) = 393709856