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What is the Least Common Multiple of 43690 and 43701?

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 43690 and 43701 is 1909296690.

LCM(43690,43701) = 1909296690

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Least Common Multiple of 43690 and 43701 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43690 and 43701, than apply into the LCM equation.

GCF(43690,43701) = 1
LCM(43690,43701) = ( 43690 × 43701) / 1
LCM(43690,43701) = 1909296690 / 1
LCM(43690,43701) = 1909296690

Least Common Multiple (LCM) of 43690 and 43701 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43690 and 43701. First we will calculate the prime factors of 43690 and 43701.

Prime Factorization of 43690

Prime factors of 43690 are 2, 5, 17, 257. Prime factorization of 43690 in exponential form is:

43690 = 21 × 51 × 171 × 2571

Prime Factorization of 43701

Prime factors of 43701 are 3, 7, 2081. Prime factorization of 43701 in exponential form is:

43701 = 31 × 71 × 20811

Now multiplying the highest exponent prime factors to calculate the LCM of 43690 and 43701.

LCM(43690,43701) = 21 × 51 × 171 × 2571 × 31 × 71 × 20811
LCM(43690,43701) = 1909296690