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What is the Least Common Multiple of 98728 and 98734?

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 98728 and 98734 is 4873905176.

LCM(98728,98734) = 4873905176

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Least Common Multiple of 98728 and 98734 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98728 and 98734, than apply into the LCM equation.

GCF(98728,98734) = 2
LCM(98728,98734) = ( 98728 × 98734) / 2
LCM(98728,98734) = 9747810352 / 2
LCM(98728,98734) = 4873905176

Least Common Multiple (LCM) of 98728 and 98734 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98728 and 98734. First we will calculate the prime factors of 98728 and 98734.

Prime Factorization of 98728

Prime factors of 98728 are 2, 7, 41, 43. Prime factorization of 98728 in exponential form is:

98728 = 23 × 71 × 411 × 431

Prime Factorization of 98734

Prime factors of 98734 are 2, 49367. Prime factorization of 98734 in exponential form is:

98734 = 21 × 493671

Now multiplying the highest exponent prime factors to calculate the LCM of 98728 and 98734.

LCM(98728,98734) = 23 × 71 × 411 × 431 × 493671
LCM(98728,98734) = 4873905176