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What is the Least Common Multiple of 40451 and 40465?

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 40451 and 40465 is 1636849715.

LCM(40451,40465) = 1636849715

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Least Common Multiple of 40451 and 40465 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40451 and 40465, than apply into the LCM equation.

GCF(40451,40465) = 1
LCM(40451,40465) = ( 40451 × 40465) / 1
LCM(40451,40465) = 1636849715 / 1
LCM(40451,40465) = 1636849715

Least Common Multiple (LCM) of 40451 and 40465 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40451 and 40465. First we will calculate the prime factors of 40451 and 40465.

Prime Factorization of 40451

Prime factors of 40451 are 19, 2129. Prime factorization of 40451 in exponential form is:

40451 = 191 × 21291

Prime Factorization of 40465

Prime factors of 40465 are 5, 8093. Prime factorization of 40465 in exponential form is:

40465 = 51 × 80931

Now multiplying the highest exponent prime factors to calculate the LCM of 40451 and 40465.

LCM(40451,40465) = 191 × 21291 × 51 × 80931
LCM(40451,40465) = 1636849715