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What is the Least Common Multiple of 30345 and 30362?

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 30345 and 30362 is 54196170.

LCM(30345,30362) = 54196170

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Least Common Multiple of 30345 and 30362 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30345 and 30362, than apply into the LCM equation.

GCF(30345,30362) = 17
LCM(30345,30362) = ( 30345 × 30362) / 17
LCM(30345,30362) = 921334890 / 17
LCM(30345,30362) = 54196170

Least Common Multiple (LCM) of 30345 and 30362 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30345 and 30362. First we will calculate the prime factors of 30345 and 30362.

Prime Factorization of 30345

Prime factors of 30345 are 3, 5, 7, 17. Prime factorization of 30345 in exponential form is:

30345 = 31 × 51 × 71 × 172

Prime Factorization of 30362

Prime factors of 30362 are 2, 17, 19, 47. Prime factorization of 30362 in exponential form is:

30362 = 21 × 171 × 191 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 30345 and 30362.

LCM(30345,30362) = 31 × 51 × 71 × 172 × 21 × 191 × 471
LCM(30345,30362) = 54196170