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What is the Least Common Multiple of 69730 and 69736?

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 69730 and 69736 is 2431345640.

LCM(69730,69736) = 2431345640

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Least Common Multiple of 69730 and 69736 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69730 and 69736, than apply into the LCM equation.

GCF(69730,69736) = 2
LCM(69730,69736) = ( 69730 × 69736) / 2
LCM(69730,69736) = 4862691280 / 2
LCM(69730,69736) = 2431345640

Least Common Multiple (LCM) of 69730 and 69736 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69730 and 69736. First we will calculate the prime factors of 69730 and 69736.

Prime Factorization of 69730

Prime factors of 69730 are 2, 5, 19, 367. Prime factorization of 69730 in exponential form is:

69730 = 21 × 51 × 191 × 3671

Prime Factorization of 69736

Prime factors of 69736 are 2, 23, 379. Prime factorization of 69736 in exponential form is:

69736 = 23 × 231 × 3791

Now multiplying the highest exponent prime factors to calculate the LCM of 69730 and 69736.

LCM(69730,69736) = 23 × 51 × 191 × 3671 × 231 × 3791
LCM(69730,69736) = 2431345640