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What is the Least Common Multiple of 67635 and 67649?

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 67635 and 67649 is 4575440115.

LCM(67635,67649) = 4575440115

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Least Common Multiple of 67635 and 67649 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67635 and 67649, than apply into the LCM equation.

GCF(67635,67649) = 1
LCM(67635,67649) = ( 67635 × 67649) / 1
LCM(67635,67649) = 4575440115 / 1
LCM(67635,67649) = 4575440115

Least Common Multiple (LCM) of 67635 and 67649 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67635 and 67649. First we will calculate the prime factors of 67635 and 67649.

Prime Factorization of 67635

Prime factors of 67635 are 3, 5, 167. Prime factorization of 67635 in exponential form is:

67635 = 34 × 51 × 1671

Prime Factorization of 67649

Prime factors of 67649 are 61, 1109. Prime factorization of 67649 in exponential form is:

67649 = 611 × 11091

Now multiplying the highest exponent prime factors to calculate the LCM of 67635 and 67649.

LCM(67635,67649) = 34 × 51 × 1671 × 611 × 11091
LCM(67635,67649) = 4575440115