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What is the Least Common Multiple of 78682 and 78693?

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 78682 and 78693 is 6191722626.

LCM(78682,78693) = 6191722626

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Least Common Multiple of 78682 and 78693 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78682 and 78693, than apply into the LCM equation.

GCF(78682,78693) = 1
LCM(78682,78693) = ( 78682 × 78693) / 1
LCM(78682,78693) = 6191722626 / 1
LCM(78682,78693) = 6191722626

Least Common Multiple (LCM) of 78682 and 78693 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78682 and 78693. First we will calculate the prime factors of 78682 and 78693.

Prime Factorization of 78682

Prime factors of 78682 are 2, 39341. Prime factorization of 78682 in exponential form is:

78682 = 21 × 393411

Prime Factorization of 78693

Prime factors of 78693 are 3, 17, 1543. Prime factorization of 78693 in exponential form is:

78693 = 31 × 171 × 15431

Now multiplying the highest exponent prime factors to calculate the LCM of 78682 and 78693.

LCM(78682,78693) = 21 × 393411 × 31 × 171 × 15431
LCM(78682,78693) = 6191722626