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What is the Least Common Multiple of 7674 and 7685?

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 7674 and 7685 is 58974690.

LCM(7674,7685) = 58974690

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Least Common Multiple of 7674 and 7685 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7674 and 7685, than apply into the LCM equation.

GCF(7674,7685) = 1
LCM(7674,7685) = ( 7674 × 7685) / 1
LCM(7674,7685) = 58974690 / 1
LCM(7674,7685) = 58974690

Least Common Multiple (LCM) of 7674 and 7685 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7674 and 7685. First we will calculate the prime factors of 7674 and 7685.

Prime Factorization of 7674

Prime factors of 7674 are 2, 3, 1279. Prime factorization of 7674 in exponential form is:

7674 = 21 × 31 × 12791

Prime Factorization of 7685

Prime factors of 7685 are 5, 29, 53. Prime factorization of 7685 in exponential form is:

7685 = 51 × 291 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 7674 and 7685.

LCM(7674,7685) = 21 × 31 × 12791 × 51 × 291 × 531
LCM(7674,7685) = 58974690