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What is the Least Common Multiple of 69927 and 69942?

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 69927 and 69942 is 1630278078.

LCM(69927,69942) = 1630278078

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Least Common Multiple of 69927 and 69942 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69927 and 69942, than apply into the LCM equation.

GCF(69927,69942) = 3
LCM(69927,69942) = ( 69927 × 69942) / 3
LCM(69927,69942) = 4890834234 / 3
LCM(69927,69942) = 1630278078

Least Common Multiple (LCM) of 69927 and 69942 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69927 and 69942. First we will calculate the prime factors of 69927 and 69942.

Prime Factorization of 69927

Prime factors of 69927 are 3, 11, 13, 163. Prime factorization of 69927 in exponential form is:

69927 = 31 × 111 × 131 × 1631

Prime Factorization of 69942

Prime factors of 69942 are 2, 3, 11657. Prime factorization of 69942 in exponential form is:

69942 = 21 × 31 × 116571

Now multiplying the highest exponent prime factors to calculate the LCM of 69927 and 69942.

LCM(69927,69942) = 31 × 111 × 131 × 1631 × 21 × 116571
LCM(69927,69942) = 1630278078