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What is the Least Common Multiple of 7203 and 7212?

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 7203 and 7212 is 17316012.

LCM(7203,7212) = 17316012

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Least Common Multiple of 7203 and 7212 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7203 and 7212, than apply into the LCM equation.

GCF(7203,7212) = 3
LCM(7203,7212) = ( 7203 × 7212) / 3
LCM(7203,7212) = 51948036 / 3
LCM(7203,7212) = 17316012

Least Common Multiple (LCM) of 7203 and 7212 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7203 and 7212. First we will calculate the prime factors of 7203 and 7212.

Prime Factorization of 7203

Prime factors of 7203 are 3, 7. Prime factorization of 7203 in exponential form is:

7203 = 31 × 74

Prime Factorization of 7212

Prime factors of 7212 are 2, 3, 601. Prime factorization of 7212 in exponential form is:

7212 = 22 × 31 × 6011

Now multiplying the highest exponent prime factors to calculate the LCM of 7203 and 7212.

LCM(7203,7212) = 31 × 74 × 22 × 6011
LCM(7203,7212) = 17316012