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What is the Least Common Multiple of 69321 and 69330?

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 69321 and 69330 is 1602008310.

LCM(69321,69330) = 1602008310

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Least Common Multiple of 69321 and 69330 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69321 and 69330, than apply into the LCM equation.

GCF(69321,69330) = 3
LCM(69321,69330) = ( 69321 × 69330) / 3
LCM(69321,69330) = 4806024930 / 3
LCM(69321,69330) = 1602008310

Least Common Multiple (LCM) of 69321 and 69330 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69321 and 69330. First we will calculate the prime factors of 69321 and 69330.

Prime Factorization of 69321

Prime factors of 69321 are 3, 7, 3301. Prime factorization of 69321 in exponential form is:

69321 = 31 × 71 × 33011

Prime Factorization of 69330

Prime factors of 69330 are 2, 3, 5, 2311. Prime factorization of 69330 in exponential form is:

69330 = 21 × 31 × 51 × 23111

Now multiplying the highest exponent prime factors to calculate the LCM of 69321 and 69330.

LCM(69321,69330) = 31 × 71 × 33011 × 21 × 51 × 23111
LCM(69321,69330) = 1602008310