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What is the Least Common Multiple of 6825 and 6843?

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 6825 and 6843 is 15567825.

LCM(6825,6843) = 15567825

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Least Common Multiple of 6825 and 6843 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6825 and 6843, than apply into the LCM equation.

GCF(6825,6843) = 3
LCM(6825,6843) = ( 6825 × 6843) / 3
LCM(6825,6843) = 46703475 / 3
LCM(6825,6843) = 15567825

Least Common Multiple (LCM) of 6825 and 6843 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6825 and 6843. First we will calculate the prime factors of 6825 and 6843.

Prime Factorization of 6825

Prime factors of 6825 are 3, 5, 7, 13. Prime factorization of 6825 in exponential form is:

6825 = 31 × 52 × 71 × 131

Prime Factorization of 6843

Prime factors of 6843 are 3, 2281. Prime factorization of 6843 in exponential form is:

6843 = 31 × 22811

Now multiplying the highest exponent prime factors to calculate the LCM of 6825 and 6843.

LCM(6825,6843) = 31 × 52 × 71 × 131 × 22811
LCM(6825,6843) = 15567825