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What is the Least Common Multiple of 84074 and 84091?

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 84074 and 84091 is 7069866734.

LCM(84074,84091) = 7069866734

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Least Common Multiple of 84074 and 84091 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84074 and 84091, than apply into the LCM equation.

GCF(84074,84091) = 1
LCM(84074,84091) = ( 84074 × 84091) / 1
LCM(84074,84091) = 7069866734 / 1
LCM(84074,84091) = 7069866734

Least Common Multiple (LCM) of 84074 and 84091 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84074 and 84091. First we will calculate the prime factors of 84074 and 84091.

Prime Factorization of 84074

Prime factors of 84074 are 2, 127, 331. Prime factorization of 84074 in exponential form is:

84074 = 21 × 1271 × 3311

Prime Factorization of 84091

Prime factors of 84091 are 7, 41, 293. Prime factorization of 84091 in exponential form is:

84091 = 71 × 411 × 2931

Now multiplying the highest exponent prime factors to calculate the LCM of 84074 and 84091.

LCM(84074,84091) = 21 × 1271 × 3311 × 71 × 411 × 2931
LCM(84074,84091) = 7069866734