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What is the Least Common Multiple of 47828 and 47842?

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 47828 and 47842 is 1144093588.

LCM(47828,47842) = 1144093588

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Least Common Multiple of 47828 and 47842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47828 and 47842, than apply into the LCM equation.

GCF(47828,47842) = 2
LCM(47828,47842) = ( 47828 × 47842) / 2
LCM(47828,47842) = 2288187176 / 2
LCM(47828,47842) = 1144093588

Least Common Multiple (LCM) of 47828 and 47842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47828 and 47842. First we will calculate the prime factors of 47828 and 47842.

Prime Factorization of 47828

Prime factors of 47828 are 2, 11, 1087. Prime factorization of 47828 in exponential form is:

47828 = 22 × 111 × 10871

Prime Factorization of 47842

Prime factors of 47842 are 2, 19, 1259. Prime factorization of 47842 in exponential form is:

47842 = 21 × 191 × 12591

Now multiplying the highest exponent prime factors to calculate the LCM of 47828 and 47842.

LCM(47828,47842) = 22 × 111 × 10871 × 191 × 12591
LCM(47828,47842) = 1144093588