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What is the Least Common Multiple of 79746 and 79750?

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 79746 and 79750 is 3179871750.

LCM(79746,79750) = 3179871750

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Least Common Multiple of 79746 and 79750 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79746 and 79750, than apply into the LCM equation.

GCF(79746,79750) = 2
LCM(79746,79750) = ( 79746 × 79750) / 2
LCM(79746,79750) = 6359743500 / 2
LCM(79746,79750) = 3179871750

Least Common Multiple (LCM) of 79746 and 79750 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79746 and 79750. First we will calculate the prime factors of 79746 and 79750.

Prime Factorization of 79746

Prime factors of 79746 are 2, 3, 13291. Prime factorization of 79746 in exponential form is:

79746 = 21 × 31 × 132911

Prime Factorization of 79750

Prime factors of 79750 are 2, 5, 11, 29. Prime factorization of 79750 in exponential form is:

79750 = 21 × 53 × 111 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 79746 and 79750.

LCM(79746,79750) = 21 × 31 × 132911 × 53 × 111 × 291
LCM(79746,79750) = 3179871750