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What is the Least Common Multiple of 43731 and 43751?

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 43731 and 43751 is 1913274981.

LCM(43731,43751) = 1913274981

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Least Common Multiple of 43731 and 43751 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43731 and 43751, than apply into the LCM equation.

GCF(43731,43751) = 1
LCM(43731,43751) = ( 43731 × 43751) / 1
LCM(43731,43751) = 1913274981 / 1
LCM(43731,43751) = 1913274981

Least Common Multiple (LCM) of 43731 and 43751 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43731 and 43751. First we will calculate the prime factors of 43731 and 43751.

Prime Factorization of 43731

Prime factors of 43731 are 3, 43, 113. Prime factorization of 43731 in exponential form is:

43731 = 32 × 431 × 1131

Prime Factorization of 43751

Prime factors of 43751 are 67, 653. Prime factorization of 43751 in exponential form is:

43751 = 671 × 6531

Now multiplying the highest exponent prime factors to calculate the LCM of 43731 and 43751.

LCM(43731,43751) = 32 × 431 × 1131 × 671 × 6531
LCM(43731,43751) = 1913274981