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What is the Least Common Multiple of 78873 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 78873 and 78884 is 6221817732.

LCM(78873,78884) = 6221817732

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Least Common Multiple of 78873 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 78873 and 78884, than apply into the LCM equation.

GCF(78873,78884) = 1
LCM(78873,78884) = ( 78873 × 78884) / 1
LCM(78873,78884) = 6221817732 / 1
LCM(78873,78884) = 6221817732

Least Common Multiple (LCM) of 78873 and 78884 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78873 and 78884. First we will calculate the prime factors of 78873 and 78884.

Prime Factorization of 78873

Prime factors of 78873 are 3, 61, 431. Prime factorization of 78873 in exponential form is:

78873 = 31 × 611 × 4311

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 78873 and 78884.

LCM(78873,78884) = 31 × 611 × 4311 × 22 × 131 × 371 × 411
LCM(78873,78884) = 6221817732