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What is the Least Common Multiple of 69782 and 69791?

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 69782 and 69791 is 4870155562.

LCM(69782,69791) = 4870155562

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Least Common Multiple of 69782 and 69791 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69782 and 69791, than apply into the LCM equation.

GCF(69782,69791) = 1
LCM(69782,69791) = ( 69782 × 69791) / 1
LCM(69782,69791) = 4870155562 / 1
LCM(69782,69791) = 4870155562

Least Common Multiple (LCM) of 69782 and 69791 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69782 and 69791. First we will calculate the prime factors of 69782 and 69791.

Prime Factorization of 69782

Prime factors of 69782 are 2, 23, 37, 41. Prime factorization of 69782 in exponential form is:

69782 = 21 × 231 × 371 × 411

Prime Factorization of 69791

Prime factors of 69791 are 101, 691. Prime factorization of 69791 in exponential form is:

69791 = 1011 × 6911

Now multiplying the highest exponent prime factors to calculate the LCM of 69782 and 69791.

LCM(69782,69791) = 21 × 231 × 371 × 411 × 1011 × 6911
LCM(69782,69791) = 4870155562