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What is the Least Common Multiple of 69270 and 69284?

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 69270 and 69284 is 2399651340.

LCM(69270,69284) = 2399651340

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Least Common Multiple of 69270 and 69284 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69270 and 69284, than apply into the LCM equation.

GCF(69270,69284) = 2
LCM(69270,69284) = ( 69270 × 69284) / 2
LCM(69270,69284) = 4799302680 / 2
LCM(69270,69284) = 2399651340

Least Common Multiple (LCM) of 69270 and 69284 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69270 and 69284. First we will calculate the prime factors of 69270 and 69284.

Prime Factorization of 69270

Prime factors of 69270 are 2, 3, 5, 2309. Prime factorization of 69270 in exponential form is:

69270 = 21 × 31 × 51 × 23091

Prime Factorization of 69284

Prime factors of 69284 are 2, 17321. Prime factorization of 69284 in exponential form is:

69284 = 22 × 173211

Now multiplying the highest exponent prime factors to calculate the LCM of 69270 and 69284.

LCM(69270,69284) = 22 × 31 × 51 × 23091 × 173211
LCM(69270,69284) = 2399651340