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What is the Least Common Multiple of 99712 and 99718?

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 99712 and 99718 is 4971540608.

LCM(99712,99718) = 4971540608

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Least Common Multiple of 99712 and 99718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99712 and 99718, than apply into the LCM equation.

GCF(99712,99718) = 2
LCM(99712,99718) = ( 99712 × 99718) / 2
LCM(99712,99718) = 9943081216 / 2
LCM(99712,99718) = 4971540608

Least Common Multiple (LCM) of 99712 and 99718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99712 and 99718. First we will calculate the prime factors of 99712 and 99718.

Prime Factorization of 99712

Prime factors of 99712 are 2, 19, 41. Prime factorization of 99712 in exponential form is:

99712 = 27 × 191 × 411

Prime Factorization of 99718

Prime factors of 99718 are 2, 73, 683. Prime factorization of 99718 in exponential form is:

99718 = 21 × 731 × 6831

Now multiplying the highest exponent prime factors to calculate the LCM of 99712 and 99718.

LCM(99712,99718) = 27 × 191 × 411 × 731 × 6831
LCM(99712,99718) = 4971540608