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What is the Least Common Multiple of 7197 and 7206?

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 7197 and 7206 is 17287194.

LCM(7197,7206) = 17287194

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Least Common Multiple of 7197 and 7206 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7197 and 7206, than apply into the LCM equation.

GCF(7197,7206) = 3
LCM(7197,7206) = ( 7197 × 7206) / 3
LCM(7197,7206) = 51861582 / 3
LCM(7197,7206) = 17287194

Least Common Multiple (LCM) of 7197 and 7206 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7197 and 7206. First we will calculate the prime factors of 7197 and 7206.

Prime Factorization of 7197

Prime factors of 7197 are 3, 2399. Prime factorization of 7197 in exponential form is:

7197 = 31 × 23991

Prime Factorization of 7206

Prime factors of 7206 are 2, 3, 1201. Prime factorization of 7206 in exponential form is:

7206 = 21 × 31 × 12011

Now multiplying the highest exponent prime factors to calculate the LCM of 7197 and 7206.

LCM(7197,7206) = 31 × 23991 × 21 × 12011
LCM(7197,7206) = 17287194