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What is the Least Common Multiple of 8769 and 8785?

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 8769 and 8785 is 77035665.

LCM(8769,8785) = 77035665

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Least Common Multiple of 8769 and 8785 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8769 and 8785, than apply into the LCM equation.

GCF(8769,8785) = 1
LCM(8769,8785) = ( 8769 × 8785) / 1
LCM(8769,8785) = 77035665 / 1
LCM(8769,8785) = 77035665

Least Common Multiple (LCM) of 8769 and 8785 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8769 and 8785. First we will calculate the prime factors of 8769 and 8785.

Prime Factorization of 8769

Prime factors of 8769 are 3, 37, 79. Prime factorization of 8769 in exponential form is:

8769 = 31 × 371 × 791

Prime Factorization of 8785

Prime factors of 8785 are 5, 7, 251. Prime factorization of 8785 in exponential form is:

8785 = 51 × 71 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 8769 and 8785.

LCM(8769,8785) = 31 × 371 × 791 × 51 × 71 × 2511
LCM(8769,8785) = 77035665