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What is the Least Common Multiple of 22729 and 22740?

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 22729 and 22740 is 516857460.

LCM(22729,22740) = 516857460

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Least Common Multiple of 22729 and 22740 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22729 and 22740, than apply into the LCM equation.

GCF(22729,22740) = 1
LCM(22729,22740) = ( 22729 × 22740) / 1
LCM(22729,22740) = 516857460 / 1
LCM(22729,22740) = 516857460

Least Common Multiple (LCM) of 22729 and 22740 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22729 and 22740. First we will calculate the prime factors of 22729 and 22740.

Prime Factorization of 22729

Prime factors of 22729 are 7, 17, 191. Prime factorization of 22729 in exponential form is:

22729 = 71 × 171 × 1911

Prime Factorization of 22740

Prime factors of 22740 are 2, 3, 5, 379. Prime factorization of 22740 in exponential form is:

22740 = 22 × 31 × 51 × 3791

Now multiplying the highest exponent prime factors to calculate the LCM of 22729 and 22740.

LCM(22729,22740) = 71 × 171 × 1911 × 22 × 31 × 51 × 3791
LCM(22729,22740) = 516857460