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What is the Least Common Multiple of 69762 and 69768?

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 69762 and 69768 is 811192536.

LCM(69762,69768) = 811192536

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Least Common Multiple of 69762 and 69768 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69762 and 69768, than apply into the LCM equation.

GCF(69762,69768) = 6
LCM(69762,69768) = ( 69762 × 69768) / 6
LCM(69762,69768) = 4867155216 / 6
LCM(69762,69768) = 811192536

Least Common Multiple (LCM) of 69762 and 69768 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69762 and 69768. First we will calculate the prime factors of 69762 and 69768.

Prime Factorization of 69762

Prime factors of 69762 are 2, 3, 7, 11, 151. Prime factorization of 69762 in exponential form is:

69762 = 21 × 31 × 71 × 111 × 1511

Prime Factorization of 69768

Prime factors of 69768 are 2, 3, 17, 19. Prime factorization of 69768 in exponential form is:

69768 = 23 × 33 × 171 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 69762 and 69768.

LCM(69762,69768) = 23 × 33 × 71 × 111 × 1511 × 171 × 191
LCM(69762,69768) = 811192536