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What is the Least Common Multiple of 47747 and 47757?

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 47747 and 47757 is 2280253479.

LCM(47747,47757) = 2280253479

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Least Common Multiple of 47747 and 47757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47747 and 47757, than apply into the LCM equation.

GCF(47747,47757) = 1
LCM(47747,47757) = ( 47747 × 47757) / 1
LCM(47747,47757) = 2280253479 / 1
LCM(47747,47757) = 2280253479

Least Common Multiple (LCM) of 47747 and 47757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47747 and 47757. First we will calculate the prime factors of 47747 and 47757.

Prime Factorization of 47747

Prime factors of 47747 are 7, 19, 359. Prime factorization of 47747 in exponential form is:

47747 = 71 × 191 × 3591

Prime Factorization of 47757

Prime factors of 47757 are 3, 15919. Prime factorization of 47757 in exponential form is:

47757 = 31 × 159191

Now multiplying the highest exponent prime factors to calculate the LCM of 47747 and 47757.

LCM(47747,47757) = 71 × 191 × 3591 × 31 × 159191
LCM(47747,47757) = 2280253479