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What is the Least Common Multiple of 28846 and 28864?

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 28846 and 28864 is 416305472.

LCM(28846,28864) = 416305472

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Least Common Multiple of 28846 and 28864 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28846 and 28864, than apply into the LCM equation.

GCF(28846,28864) = 2
LCM(28846,28864) = ( 28846 × 28864) / 2
LCM(28846,28864) = 832610944 / 2
LCM(28846,28864) = 416305472

Least Common Multiple (LCM) of 28846 and 28864 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28846 and 28864. First we will calculate the prime factors of 28846 and 28864.

Prime Factorization of 28846

Prime factors of 28846 are 2, 14423. Prime factorization of 28846 in exponential form is:

28846 = 21 × 144231

Prime Factorization of 28864

Prime factors of 28864 are 2, 11, 41. Prime factorization of 28864 in exponential form is:

28864 = 26 × 111 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 28846 and 28864.

LCM(28846,28864) = 26 × 144231 × 111 × 411
LCM(28846,28864) = 416305472