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What is the Least Common Multiple of 6476 and 6489?

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 6476 and 6489 is 42022764.

LCM(6476,6489) = 42022764

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Least Common Multiple of 6476 and 6489 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6476 and 6489, than apply into the LCM equation.

GCF(6476,6489) = 1
LCM(6476,6489) = ( 6476 × 6489) / 1
LCM(6476,6489) = 42022764 / 1
LCM(6476,6489) = 42022764

Least Common Multiple (LCM) of 6476 and 6489 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6476 and 6489. First we will calculate the prime factors of 6476 and 6489.

Prime Factorization of 6476

Prime factors of 6476 are 2, 1619. Prime factorization of 6476 in exponential form is:

6476 = 22 × 16191

Prime Factorization of 6489

Prime factors of 6489 are 3, 7, 103. Prime factorization of 6489 in exponential form is:

6489 = 32 × 71 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 6476 and 6489.

LCM(6476,6489) = 22 × 16191 × 32 × 71 × 1031
LCM(6476,6489) = 42022764