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What is the Least Common Multiple of 4767 and 4781?

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 4767 and 4781 is 3255861.

LCM(4767,4781) = 3255861

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Least Common Multiple of 4767 and 4781 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4767 and 4781, than apply into the LCM equation.

GCF(4767,4781) = 7
LCM(4767,4781) = ( 4767 × 4781) / 7
LCM(4767,4781) = 22791027 / 7
LCM(4767,4781) = 3255861

Least Common Multiple (LCM) of 4767 and 4781 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4767 and 4781. First we will calculate the prime factors of 4767 and 4781.

Prime Factorization of 4767

Prime factors of 4767 are 3, 7, 227. Prime factorization of 4767 in exponential form is:

4767 = 31 × 71 × 2271

Prime Factorization of 4781

Prime factors of 4781 are 7, 683. Prime factorization of 4781 in exponential form is:

4781 = 71 × 6831

Now multiplying the highest exponent prime factors to calculate the LCM of 4767 and 4781.

LCM(4767,4781) = 31 × 71 × 2271 × 6831
LCM(4767,4781) = 3255861