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What is the Least Common Multiple of 66590 and 66599?

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 66590 and 66599 is 4434827410.

LCM(66590,66599) = 4434827410

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Least Common Multiple of 66590 and 66599 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66590 and 66599, than apply into the LCM equation.

GCF(66590,66599) = 1
LCM(66590,66599) = ( 66590 × 66599) / 1
LCM(66590,66599) = 4434827410 / 1
LCM(66590,66599) = 4434827410

Least Common Multiple (LCM) of 66590 and 66599 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66590 and 66599. First we will calculate the prime factors of 66590 and 66599.

Prime Factorization of 66590

Prime factors of 66590 are 2, 5, 6659. Prime factorization of 66590 in exponential form is:

66590 = 21 × 51 × 66591

Prime Factorization of 66599

Prime factors of 66599 are 13, 47, 109. Prime factorization of 66599 in exponential form is:

66599 = 131 × 471 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 66590 and 66599.

LCM(66590,66599) = 21 × 51 × 66591 × 131 × 471 × 1091
LCM(66590,66599) = 4434827410