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What is the Least Common Multiple of 40726 and 40731?

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 40726 and 40731 is 1658810706.

LCM(40726,40731) = 1658810706

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Least Common Multiple of 40726 and 40731 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40726 and 40731, than apply into the LCM equation.

GCF(40726,40731) = 1
LCM(40726,40731) = ( 40726 × 40731) / 1
LCM(40726,40731) = 1658810706 / 1
LCM(40726,40731) = 1658810706

Least Common Multiple (LCM) of 40726 and 40731 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40726 and 40731. First we will calculate the prime factors of 40726 and 40731.

Prime Factorization of 40726

Prime factors of 40726 are 2, 7, 2909. Prime factorization of 40726 in exponential form is:

40726 = 21 × 71 × 29091

Prime Factorization of 40731

Prime factors of 40731 are 3, 13577. Prime factorization of 40731 in exponential form is:

40731 = 31 × 135771

Now multiplying the highest exponent prime factors to calculate the LCM of 40726 and 40731.

LCM(40726,40731) = 21 × 71 × 29091 × 31 × 135771
LCM(40726,40731) = 1658810706