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What is the Least Common Multiple of 78869 and 78884?

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 78869 and 78884 is 6221502196.

LCM(78869,78884) = 6221502196

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Least Common Multiple of 78869 and 78884 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78869 and 78884, than apply into the LCM equation.

GCF(78869,78884) = 1
LCM(78869,78884) = ( 78869 × 78884) / 1
LCM(78869,78884) = 6221502196 / 1
LCM(78869,78884) = 6221502196

Least Common Multiple (LCM) of 78869 and 78884 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78869 and 78884. First we will calculate the prime factors of 78869 and 78884.

Prime Factorization of 78869

Prime factors of 78869 are 7, 19, 593. Prime factorization of 78869 in exponential form is:

78869 = 71 × 191 × 5931

Prime Factorization of 78884

Prime factors of 78884 are 2, 13, 37, 41. Prime factorization of 78884 in exponential form is:

78884 = 22 × 131 × 371 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 78869 and 78884.

LCM(78869,78884) = 71 × 191 × 5931 × 22 × 131 × 371 × 411
LCM(78869,78884) = 6221502196