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What is the Least Common Multiple of 47715 and 47722?

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 47715 and 47722 is 2277055230.

LCM(47715,47722) = 2277055230

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Least Common Multiple of 47715 and 47722 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47715 and 47722, than apply into the LCM equation.

GCF(47715,47722) = 1
LCM(47715,47722) = ( 47715 × 47722) / 1
LCM(47715,47722) = 2277055230 / 1
LCM(47715,47722) = 2277055230

Least Common Multiple (LCM) of 47715 and 47722 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47715 and 47722. First we will calculate the prime factors of 47715 and 47722.

Prime Factorization of 47715

Prime factors of 47715 are 3, 5, 3181. Prime factorization of 47715 in exponential form is:

47715 = 31 × 51 × 31811

Prime Factorization of 47722

Prime factors of 47722 are 2, 107, 223. Prime factorization of 47722 in exponential form is:

47722 = 21 × 1071 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 47715 and 47722.

LCM(47715,47722) = 31 × 51 × 31811 × 21 × 1071 × 2231
LCM(47715,47722) = 2277055230