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What is the Least Common Multiple of 72964 and 72979?

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 72964 and 72979 is 5324839756.

LCM(72964,72979) = 5324839756

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Least Common Multiple of 72964 and 72979 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72964 and 72979, than apply into the LCM equation.

GCF(72964,72979) = 1
LCM(72964,72979) = ( 72964 × 72979) / 1
LCM(72964,72979) = 5324839756 / 1
LCM(72964,72979) = 5324839756

Least Common Multiple (LCM) of 72964 and 72979 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72964 and 72979. First we will calculate the prime factors of 72964 and 72979.

Prime Factorization of 72964

Prime factors of 72964 are 2, 17, 29, 37. Prime factorization of 72964 in exponential form is:

72964 = 22 × 171 × 291 × 371

Prime Factorization of 72979

Prime factors of 72979 are 19, 23, 167. Prime factorization of 72979 in exponential form is:

72979 = 191 × 231 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 72964 and 72979.

LCM(72964,72979) = 22 × 171 × 291 × 371 × 191 × 231 × 1671
LCM(72964,72979) = 5324839756