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What is the Least Common Multiple of 65384 and 65398?

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 65384 and 65398 is 2137991416.

LCM(65384,65398) = 2137991416

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Least Common Multiple of 65384 and 65398 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65384 and 65398, than apply into the LCM equation.

GCF(65384,65398) = 2
LCM(65384,65398) = ( 65384 × 65398) / 2
LCM(65384,65398) = 4275982832 / 2
LCM(65384,65398) = 2137991416

Least Common Multiple (LCM) of 65384 and 65398 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65384 and 65398. First we will calculate the prime factors of 65384 and 65398.

Prime Factorization of 65384

Prime factors of 65384 are 2, 11, 743. Prime factorization of 65384 in exponential form is:

65384 = 23 × 111 × 7431

Prime Factorization of 65398

Prime factors of 65398 are 2, 19, 1721. Prime factorization of 65398 in exponential form is:

65398 = 21 × 191 × 17211

Now multiplying the highest exponent prime factors to calculate the LCM of 65384 and 65398.

LCM(65384,65398) = 23 × 111 × 7431 × 191 × 17211
LCM(65384,65398) = 2137991416