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What is the Least Common Multiple of 84491 and 84507?

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 84491 and 84507 is 7140080937.

LCM(84491,84507) = 7140080937

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Least Common Multiple of 84491 and 84507 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84491 and 84507, than apply into the LCM equation.

GCF(84491,84507) = 1
LCM(84491,84507) = ( 84491 × 84507) / 1
LCM(84491,84507) = 7140080937 / 1
LCM(84491,84507) = 7140080937

Least Common Multiple (LCM) of 84491 and 84507 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84491 and 84507. First we will calculate the prime factors of 84491 and 84507.

Prime Factorization of 84491

Prime factors of 84491 are 11, 7681. Prime factorization of 84491 in exponential form is:

84491 = 111 × 76811

Prime Factorization of 84507

Prime factors of 84507 are 3, 17, 1657. Prime factorization of 84507 in exponential form is:

84507 = 31 × 171 × 16571

Now multiplying the highest exponent prime factors to calculate the LCM of 84491 and 84507.

LCM(84491,84507) = 111 × 76811 × 31 × 171 × 16571
LCM(84491,84507) = 7140080937