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What is the Least Common Multiple of 68635 and 68653?

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 68635 and 68653 is 4711998655.

LCM(68635,68653) = 4711998655

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Least Common Multiple of 68635 and 68653 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68635 and 68653, than apply into the LCM equation.

GCF(68635,68653) = 1
LCM(68635,68653) = ( 68635 × 68653) / 1
LCM(68635,68653) = 4711998655 / 1
LCM(68635,68653) = 4711998655

Least Common Multiple (LCM) of 68635 and 68653 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68635 and 68653. First we will calculate the prime factors of 68635 and 68653.

Prime Factorization of 68635

Prime factors of 68635 are 5, 7, 37, 53. Prime factorization of 68635 in exponential form is:

68635 = 51 × 71 × 371 × 531

Prime Factorization of 68653

Prime factors of 68653 are 13, 5281. Prime factorization of 68653 in exponential form is:

68653 = 131 × 52811

Now multiplying the highest exponent prime factors to calculate the LCM of 68635 and 68653.

LCM(68635,68653) = 51 × 71 × 371 × 531 × 131 × 52811
LCM(68635,68653) = 4711998655