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What is the Least Common Multiple of 47842 and 47851?

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 47842 and 47851 is 2289287542.

LCM(47842,47851) = 2289287542

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Least Common Multiple of 47842 and 47851 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47842 and 47851, than apply into the LCM equation.

GCF(47842,47851) = 1
LCM(47842,47851) = ( 47842 × 47851) / 1
LCM(47842,47851) = 2289287542 / 1
LCM(47842,47851) = 2289287542

Least Common Multiple (LCM) of 47842 and 47851 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47842 and 47851. First we will calculate the prime factors of 47842 and 47851.

Prime Factorization of 47842

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

47842 = 21 × 191 × 12591

Prime Factorization of 47851

Prime factors of 47851 are 109, 439. Prime factorization of 47851 in exponential form is:

47851 = 1091 × 4391

Now multiplying the highest exponent prime factors to calculate the LCM of 47842 and 47851.

LCM(47842,47851) = 21 × 191 × 12591 × 1091 × 4391
LCM(47842,47851) = 2289287542