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What is the Least Common Multiple of 3619 and 3626?

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 3619 and 3626 is 1874642.

LCM(3619,3626) = 1874642

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Least Common Multiple of 3619 and 3626 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3619 and 3626, than apply into the LCM equation.

GCF(3619,3626) = 7
LCM(3619,3626) = ( 3619 × 3626) / 7
LCM(3619,3626) = 13122494 / 7
LCM(3619,3626) = 1874642

Least Common Multiple (LCM) of 3619 and 3626 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3619 and 3626. First we will calculate the prime factors of 3619 and 3626.

Prime Factorization of 3619

Prime factors of 3619 are 7, 11, 47. Prime factorization of 3619 in exponential form is:

3619 = 71 × 111 × 471

Prime Factorization of 3626

Prime factors of 3626 are 2, 7, 37. Prime factorization of 3626 in exponential form is:

3626 = 21 × 72 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 3619 and 3626.

LCM(3619,3626) = 72 × 111 × 471 × 21 × 371
LCM(3619,3626) = 1874642