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What is the Least Common Multiple of 9784 and 9788?

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 9784 and 9788 is 23941448.

LCM(9784,9788) = 23941448

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Least Common Multiple of 9784 and 9788 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9784 and 9788, than apply into the LCM equation.

GCF(9784,9788) = 4
LCM(9784,9788) = ( 9784 × 9788) / 4
LCM(9784,9788) = 95765792 / 4
LCM(9784,9788) = 23941448

Least Common Multiple (LCM) of 9784 and 9788 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9784 and 9788. First we will calculate the prime factors of 9784 and 9788.

Prime Factorization of 9784

Prime factors of 9784 are 2, 1223. Prime factorization of 9784 in exponential form is:

9784 = 23 × 12231

Prime Factorization of 9788

Prime factors of 9788 are 2, 2447. Prime factorization of 9788 in exponential form is:

9788 = 22 × 24471

Now multiplying the highest exponent prime factors to calculate the LCM of 9784 and 9788.

LCM(9784,9788) = 23 × 12231 × 24471
LCM(9784,9788) = 23941448