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What is the Least Common Multiple of 30743 and 30747?

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 30743 and 30747 is 945255021.

LCM(30743,30747) = 945255021

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Least Common Multiple of 30743 and 30747 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30743 and 30747, than apply into the LCM equation.

GCF(30743,30747) = 1
LCM(30743,30747) = ( 30743 × 30747) / 1
LCM(30743,30747) = 945255021 / 1
LCM(30743,30747) = 945255021

Least Common Multiple (LCM) of 30743 and 30747 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30743 and 30747. First we will calculate the prime factors of 30743 and 30747.

Prime Factorization of 30743

Prime factors of 30743 are 71, 433. Prime factorization of 30743 in exponential form is:

30743 = 711 × 4331

Prime Factorization of 30747

Prime factors of 30747 are 3, 37, 277. Prime factorization of 30747 in exponential form is:

30747 = 31 × 371 × 2771

Now multiplying the highest exponent prime factors to calculate the LCM of 30743 and 30747.

LCM(30743,30747) = 711 × 4331 × 31 × 371 × 2771
LCM(30743,30747) = 945255021