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What is the Least Common Multiple of 99738 and 99746?

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 99738 and 99746 is 4974233274.

LCM(99738,99746) = 4974233274

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Least Common Multiple of 99738 and 99746 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99738 and 99746, than apply into the LCM equation.

GCF(99738,99746) = 2
LCM(99738,99746) = ( 99738 × 99746) / 2
LCM(99738,99746) = 9948466548 / 2
LCM(99738,99746) = 4974233274

Least Common Multiple (LCM) of 99738 and 99746 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99738 and 99746. First we will calculate the prime factors of 99738 and 99746.

Prime Factorization of 99738

Prime factors of 99738 are 2, 3, 1847. Prime factorization of 99738 in exponential form is:

99738 = 21 × 33 × 18471

Prime Factorization of 99746

Prime factors of 99746 are 2, 53, 941. Prime factorization of 99746 in exponential form is:

99746 = 21 × 531 × 9411

Now multiplying the highest exponent prime factors to calculate the LCM of 99738 and 99746.

LCM(99738,99746) = 21 × 33 × 18471 × 531 × 9411
LCM(99738,99746) = 4974233274