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What is the Least Common Multiple of 87838 and 87850?

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 87838 and 87850 is 3858284150.

LCM(87838,87850) = 3858284150

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Least Common Multiple of 87838 and 87850 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87838 and 87850, than apply into the LCM equation.

GCF(87838,87850) = 2
LCM(87838,87850) = ( 87838 × 87850) / 2
LCM(87838,87850) = 7716568300 / 2
LCM(87838,87850) = 3858284150

Least Common Multiple (LCM) of 87838 and 87850 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87838 and 87850. First we will calculate the prime factors of 87838 and 87850.

Prime Factorization of 87838

Prime factors of 87838 are 2, 37, 1187. Prime factorization of 87838 in exponential form is:

87838 = 21 × 371 × 11871

Prime Factorization of 87850

Prime factors of 87850 are 2, 5, 7, 251. Prime factorization of 87850 in exponential form is:

87850 = 21 × 52 × 71 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 87838 and 87850.

LCM(87838,87850) = 21 × 371 × 11871 × 52 × 71 × 2511
LCM(87838,87850) = 3858284150