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What is the Least Common Multiple of 72634 and 72645?

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 72634 and 72645 is 5276496930.

LCM(72634,72645) = 5276496930

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Least Common Multiple of 72634 and 72645 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72634 and 72645, than apply into the LCM equation.

GCF(72634,72645) = 1
LCM(72634,72645) = ( 72634 × 72645) / 1
LCM(72634,72645) = 5276496930 / 1
LCM(72634,72645) = 5276496930

Least Common Multiple (LCM) of 72634 and 72645 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72634 and 72645. First we will calculate the prime factors of 72634 and 72645.

Prime Factorization of 72634

Prime factors of 72634 are 2, 23, 1579. Prime factorization of 72634 in exponential form is:

72634 = 21 × 231 × 15791

Prime Factorization of 72645

Prime factors of 72645 are 3, 5, 29, 167. Prime factorization of 72645 in exponential form is:

72645 = 31 × 51 × 291 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 72634 and 72645.

LCM(72634,72645) = 21 × 231 × 15791 × 31 × 51 × 291 × 1671
LCM(72634,72645) = 5276496930