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What is the Least Common Multiple of 71847 and 71855?

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 71847 and 71855 is 5162566185.

LCM(71847,71855) = 5162566185

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Least Common Multiple of 71847 and 71855 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71847 and 71855, than apply into the LCM equation.

GCF(71847,71855) = 1
LCM(71847,71855) = ( 71847 × 71855) / 1
LCM(71847,71855) = 5162566185 / 1
LCM(71847,71855) = 5162566185

Least Common Multiple (LCM) of 71847 and 71855 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71847 and 71855. First we will calculate the prime factors of 71847 and 71855.

Prime Factorization of 71847

Prime factors of 71847 are 3, 887. Prime factorization of 71847 in exponential form is:

71847 = 34 × 8871

Prime Factorization of 71855

Prime factors of 71855 are 5, 7, 2053. Prime factorization of 71855 in exponential form is:

71855 = 51 × 71 × 20531

Now multiplying the highest exponent prime factors to calculate the LCM of 71847 and 71855.

LCM(71847,71855) = 34 × 8871 × 51 × 71 × 20531
LCM(71847,71855) = 5162566185