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What is the Least Common Multiple of 84905 and 84924?

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 84905 and 84924 is 7210472220.

LCM(84905,84924) = 7210472220

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Least Common Multiple of 84905 and 84924 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84905 and 84924, than apply into the LCM equation.

GCF(84905,84924) = 1
LCM(84905,84924) = ( 84905 × 84924) / 1
LCM(84905,84924) = 7210472220 / 1
LCM(84905,84924) = 7210472220

Least Common Multiple (LCM) of 84905 and 84924 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84905 and 84924. First we will calculate the prime factors of 84905 and 84924.

Prime Factorization of 84905

Prime factors of 84905 are 5, 16981. Prime factorization of 84905 in exponential form is:

84905 = 51 × 169811

Prime Factorization of 84924

Prime factors of 84924 are 2, 3, 7, 337. Prime factorization of 84924 in exponential form is:

84924 = 22 × 32 × 71 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 84905 and 84924.

LCM(84905,84924) = 51 × 169811 × 22 × 32 × 71 × 3371
LCM(84905,84924) = 7210472220