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What is the Least Common Multiple of 43449 and 43465?

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 43449 and 43465 is 1888510785.

LCM(43449,43465) = 1888510785

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Least Common Multiple of 43449 and 43465 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43449 and 43465, than apply into the LCM equation.

GCF(43449,43465) = 1
LCM(43449,43465) = ( 43449 × 43465) / 1
LCM(43449,43465) = 1888510785 / 1
LCM(43449,43465) = 1888510785

Least Common Multiple (LCM) of 43449 and 43465 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43449 and 43465. First we will calculate the prime factors of 43449 and 43465.

Prime Factorization of 43449

Prime factors of 43449 are 3, 7, 2069. Prime factorization of 43449 in exponential form is:

43449 = 31 × 71 × 20691

Prime Factorization of 43465

Prime factors of 43465 are 5, 8693. Prime factorization of 43465 in exponential form is:

43465 = 51 × 86931

Now multiplying the highest exponent prime factors to calculate the LCM of 43449 and 43465.

LCM(43449,43465) = 31 × 71 × 20691 × 51 × 86931
LCM(43449,43465) = 1888510785