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What is the Least Common Multiple of 90862 and 90882?

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 90862 and 90882 is 4128860142.

LCM(90862,90882) = 4128860142

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Least Common Multiple of 90862 and 90882 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90862 and 90882, than apply into the LCM equation.

GCF(90862,90882) = 2
LCM(90862,90882) = ( 90862 × 90882) / 2
LCM(90862,90882) = 8257720284 / 2
LCM(90862,90882) = 4128860142

Least Common Multiple (LCM) of 90862 and 90882 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90862 and 90882. First we will calculate the prime factors of 90862 and 90882.

Prime Factorization of 90862

Prime factors of 90862 are 2, 181, 251. Prime factorization of 90862 in exponential form is:

90862 = 21 × 1811 × 2511

Prime Factorization of 90882

Prime factors of 90882 are 2, 3, 11, 17. Prime factorization of 90882 in exponential form is:

90882 = 21 × 35 × 111 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 90862 and 90882.

LCM(90862,90882) = 21 × 1811 × 2511 × 35 × 111 × 171
LCM(90862,90882) = 4128860142