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What is the Least Common Multiple of 7685 and 7701?

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 7685 and 7701 is 59182185.

LCM(7685,7701) = 59182185

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Least Common Multiple of 7685 and 7701 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7685 and 7701, than apply into the LCM equation.

GCF(7685,7701) = 1
LCM(7685,7701) = ( 7685 × 7701) / 1
LCM(7685,7701) = 59182185 / 1
LCM(7685,7701) = 59182185

Least Common Multiple (LCM) of 7685 and 7701 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7685 and 7701. First we will calculate the prime factors of 7685 and 7701.

Prime Factorization of 7685

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

7685 = 51 × 291 × 531

Prime Factorization of 7701

Prime factors of 7701 are 3, 17, 151. Prime factorization of 7701 in exponential form is:

7701 = 31 × 171 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 7685 and 7701.

LCM(7685,7701) = 51 × 291 × 531 × 31 × 171 × 1511
LCM(7685,7701) = 59182185