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What is the Least Common Multiple of 65386 and 65403?

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 65386 and 65403 is 4276440558.

LCM(65386,65403) = 4276440558

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Least Common Multiple of 65386 and 65403 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65386 and 65403, than apply into the LCM equation.

GCF(65386,65403) = 1
LCM(65386,65403) = ( 65386 × 65403) / 1
LCM(65386,65403) = 4276440558 / 1
LCM(65386,65403) = 4276440558

Least Common Multiple (LCM) of 65386 and 65403 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65386 and 65403. First we will calculate the prime factors of 65386 and 65403.

Prime Factorization of 65386

Prime factors of 65386 are 2, 32693. Prime factorization of 65386 in exponential form is:

65386 = 21 × 326931

Prime Factorization of 65403

Prime factors of 65403 are 3, 13, 43. Prime factorization of 65403 in exponential form is:

65403 = 32 × 132 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 65386 and 65403.

LCM(65386,65403) = 21 × 326931 × 32 × 132 × 431
LCM(65386,65403) = 4276440558