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What is the Least Common Multiple of 84246 and 84257?

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 84246 and 84257 is 7098315222.

LCM(84246,84257) = 7098315222

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Least Common Multiple of 84246 and 84257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84246 and 84257, than apply into the LCM equation.

GCF(84246,84257) = 1
LCM(84246,84257) = ( 84246 × 84257) / 1
LCM(84246,84257) = 7098315222 / 1
LCM(84246,84257) = 7098315222

Least Common Multiple (LCM) of 84246 and 84257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84246 and 84257. First we will calculate the prime factors of 84246 and 84257.

Prime Factorization of 84246

Prime factors of 84246 are 2, 3, 19, 739. Prime factorization of 84246 in exponential form is:

84246 = 21 × 31 × 191 × 7391

Prime Factorization of 84257

Prime factors of 84257 are 109, 773. Prime factorization of 84257 in exponential form is:

84257 = 1091 × 7731

Now multiplying the highest exponent prime factors to calculate the LCM of 84246 and 84257.

LCM(84246,84257) = 21 × 31 × 191 × 7391 × 1091 × 7731
LCM(84246,84257) = 7098315222