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What is the Least Common Multiple of 78269 and 78284?

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 78269 and 78284 is 6127210396.

LCM(78269,78284) = 6127210396

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Least Common Multiple of 78269 and 78284 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78269 and 78284, than apply into the LCM equation.

GCF(78269,78284) = 1
LCM(78269,78284) = ( 78269 × 78284) / 1
LCM(78269,78284) = 6127210396 / 1
LCM(78269,78284) = 6127210396

Least Common Multiple (LCM) of 78269 and 78284 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78269 and 78284. First we will calculate the prime factors of 78269 and 78284.

Prime Factorization of 78269

Prime factors of 78269 are 23, 41, 83. Prime factorization of 78269 in exponential form is:

78269 = 231 × 411 × 831

Prime Factorization of 78284

Prime factors of 78284 are 2, 19571. Prime factorization of 78284 in exponential form is:

78284 = 22 × 195711

Now multiplying the highest exponent prime factors to calculate the LCM of 78269 and 78284.

LCM(78269,78284) = 231 × 411 × 831 × 22 × 195711
LCM(78269,78284) = 6127210396