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What is the Least Common Multiple of 49858 and 49872?

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 49858 and 49872 is 1243259088.

LCM(49858,49872) = 1243259088

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Least Common Multiple of 49858 and 49872 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49858 and 49872, than apply into the LCM equation.

GCF(49858,49872) = 2
LCM(49858,49872) = ( 49858 × 49872) / 2
LCM(49858,49872) = 2486518176 / 2
LCM(49858,49872) = 1243259088

Least Common Multiple (LCM) of 49858 and 49872 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49858 and 49872. First we will calculate the prime factors of 49858 and 49872.

Prime Factorization of 49858

Prime factors of 49858 are 2, 97, 257. Prime factorization of 49858 in exponential form is:

49858 = 21 × 971 × 2571

Prime Factorization of 49872

Prime factors of 49872 are 2, 3, 1039. Prime factorization of 49872 in exponential form is:

49872 = 24 × 31 × 10391

Now multiplying the highest exponent prime factors to calculate the LCM of 49858 and 49872.

LCM(49858,49872) = 24 × 971 × 2571 × 31 × 10391
LCM(49858,49872) = 1243259088