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What is the Least Common Multiple of 84663 and 84680?

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 84663 and 84680 is 7169262840.

LCM(84663,84680) = 7169262840

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Least Common Multiple of 84663 and 84680 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84663 and 84680, than apply into the LCM equation.

GCF(84663,84680) = 1
LCM(84663,84680) = ( 84663 × 84680) / 1
LCM(84663,84680) = 7169262840 / 1
LCM(84663,84680) = 7169262840

Least Common Multiple (LCM) of 84663 and 84680 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84663 and 84680. First we will calculate the prime factors of 84663 and 84680.

Prime Factorization of 84663

Prime factors of 84663 are 3, 23, 409. Prime factorization of 84663 in exponential form is:

84663 = 32 × 231 × 4091

Prime Factorization of 84680

Prime factors of 84680 are 2, 5, 29, 73. Prime factorization of 84680 in exponential form is:

84680 = 23 × 51 × 291 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 84663 and 84680.

LCM(84663,84680) = 32 × 231 × 4091 × 23 × 51 × 291 × 731
LCM(84663,84680) = 7169262840