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What is the Least Common Multiple of 22742 and 22746?

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 22742 and 22746 is 258644766.

LCM(22742,22746) = 258644766

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Least Common Multiple of 22742 and 22746 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22742 and 22746, than apply into the LCM equation.

GCF(22742,22746) = 2
LCM(22742,22746) = ( 22742 × 22746) / 2
LCM(22742,22746) = 517289532 / 2
LCM(22742,22746) = 258644766

Least Common Multiple (LCM) of 22742 and 22746 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22742 and 22746. First we will calculate the prime factors of 22742 and 22746.

Prime Factorization of 22742

Prime factors of 22742 are 2, 83, 137. Prime factorization of 22742 in exponential form is:

22742 = 21 × 831 × 1371

Prime Factorization of 22746

Prime factors of 22746 are 2, 3, 17, 223. Prime factorization of 22746 in exponential form is:

22746 = 21 × 31 × 171 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 22742 and 22746.

LCM(22742,22746) = 21 × 831 × 1371 × 31 × 171 × 2231
LCM(22742,22746) = 258644766