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What is the Least Common Multiple of 8485 and 8493?

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 8485 and 8493 is 72063105.

LCM(8485,8493) = 72063105

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Least Common Multiple of 8485 and 8493 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8485 and 8493, than apply into the LCM equation.

GCF(8485,8493) = 1
LCM(8485,8493) = ( 8485 × 8493) / 1
LCM(8485,8493) = 72063105 / 1
LCM(8485,8493) = 72063105

Least Common Multiple (LCM) of 8485 and 8493 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8485 and 8493. First we will calculate the prime factors of 8485 and 8493.

Prime Factorization of 8485

Prime factors of 8485 are 5, 1697. Prime factorization of 8485 in exponential form is:

8485 = 51 × 16971

Prime Factorization of 8493

Prime factors of 8493 are 3, 19, 149. Prime factorization of 8493 in exponential form is:

8493 = 31 × 191 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 8485 and 8493.

LCM(8485,8493) = 51 × 16971 × 31 × 191 × 1491
LCM(8485,8493) = 72063105