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What is the Least Common Multiple of 98723 and 98728?

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 98723 and 98728 is 9746724344.

LCM(98723,98728) = 9746724344

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Least Common Multiple of 98723 and 98728 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98723 and 98728, than apply into the LCM equation.

GCF(98723,98728) = 1
LCM(98723,98728) = ( 98723 × 98728) / 1
LCM(98723,98728) = 9746724344 / 1
LCM(98723,98728) = 9746724344

Least Common Multiple (LCM) of 98723 and 98728 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98723 and 98728. First we will calculate the prime factors of 98723 and 98728.

Prime Factorization of 98723

Prime factors of 98723 are 269, 367. Prime factorization of 98723 in exponential form is:

98723 = 2691 × 3671

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

Now multiplying the highest exponent prime factors to calculate the LCM of 98723 and 98728.

LCM(98723,98728) = 2691 × 3671 × 23 × 71 × 411 × 431
LCM(98723,98728) = 9746724344