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What is the Least Common Multiple of 86645 and 86653?

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 86645 and 86653 is 7508049185.

LCM(86645,86653) = 7508049185

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Least Common Multiple of 86645 and 86653 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86645 and 86653, than apply into the LCM equation.

GCF(86645,86653) = 1
LCM(86645,86653) = ( 86645 × 86653) / 1
LCM(86645,86653) = 7508049185 / 1
LCM(86645,86653) = 7508049185

Least Common Multiple (LCM) of 86645 and 86653 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86645 and 86653. First we will calculate the prime factors of 86645 and 86653.

Prime Factorization of 86645

Prime factors of 86645 are 5, 13, 31, 43. Prime factorization of 86645 in exponential form is:

86645 = 51 × 131 × 311 × 431

Prime Factorization of 86653

Prime factors of 86653 are 7, 12379. Prime factorization of 86653 in exponential form is:

86653 = 71 × 123791

Now multiplying the highest exponent prime factors to calculate the LCM of 86645 and 86653.

LCM(86645,86653) = 51 × 131 × 311 × 431 × 71 × 123791
LCM(86645,86653) = 7508049185