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What is the Least Common Multiple of 22685 and 22700?

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 22685 and 22700 is 102989900.

LCM(22685,22700) = 102989900

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Least Common Multiple of 22685 and 22700 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22685 and 22700, than apply into the LCM equation.

GCF(22685,22700) = 5
LCM(22685,22700) = ( 22685 × 22700) / 5
LCM(22685,22700) = 514949500 / 5
LCM(22685,22700) = 102989900

Least Common Multiple (LCM) of 22685 and 22700 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22685 and 22700. First we will calculate the prime factors of 22685 and 22700.

Prime Factorization of 22685

Prime factors of 22685 are 5, 13, 349. Prime factorization of 22685 in exponential form is:

22685 = 51 × 131 × 3491

Prime Factorization of 22700

Prime factors of 22700 are 2, 5, 227. Prime factorization of 22700 in exponential form is:

22700 = 22 × 52 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 22685 and 22700.

LCM(22685,22700) = 52 × 131 × 3491 × 22 × 2271
LCM(22685,22700) = 102989900