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What is the Least Common Multiple of 69561 and 69574?

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 69561 and 69574 is 4839637014.

LCM(69561,69574) = 4839637014

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Least Common Multiple of 69561 and 69574 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69561 and 69574, than apply into the LCM equation.

GCF(69561,69574) = 1
LCM(69561,69574) = ( 69561 × 69574) / 1
LCM(69561,69574) = 4839637014 / 1
LCM(69561,69574) = 4839637014

Least Common Multiple (LCM) of 69561 and 69574 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69561 and 69574. First we will calculate the prime factors of 69561 and 69574.

Prime Factorization of 69561

Prime factors of 69561 are 3, 59, 131. Prime factorization of 69561 in exponential form is:

69561 = 32 × 591 × 1311

Prime Factorization of 69574

Prime factors of 69574 are 2, 43, 809. Prime factorization of 69574 in exponential form is:

69574 = 21 × 431 × 8091

Now multiplying the highest exponent prime factors to calculate the LCM of 69561 and 69574.

LCM(69561,69574) = 32 × 591 × 1311 × 21 × 431 × 8091
LCM(69561,69574) = 4839637014