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What is the Least Common Multiple of 69042 and 69047?

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 69042 and 69047 is 4767142974.

LCM(69042,69047) = 4767142974

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Least Common Multiple of 69042 and 69047 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69042 and 69047, than apply into the LCM equation.

GCF(69042,69047) = 1
LCM(69042,69047) = ( 69042 × 69047) / 1
LCM(69042,69047) = 4767142974 / 1
LCM(69042,69047) = 4767142974

Least Common Multiple (LCM) of 69042 and 69047 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69042 and 69047. First we will calculate the prime factors of 69042 and 69047.

Prime Factorization of 69042

Prime factors of 69042 are 2, 3, 37, 311. Prime factorization of 69042 in exponential form is:

69042 = 21 × 31 × 371 × 3111

Prime Factorization of 69047

Prime factors of 69047 are 11, 6277. Prime factorization of 69047 in exponential form is:

69047 = 111 × 62771

Now multiplying the highest exponent prime factors to calculate the LCM of 69042 and 69047.

LCM(69042,69047) = 21 × 31 × 371 × 3111 × 111 × 62771
LCM(69042,69047) = 4767142974