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What is the Least Common Multiple of 90287 and 90306?

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 90287 and 90306 is 8153457822.

LCM(90287,90306) = 8153457822

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Least Common Multiple of 90287 and 90306 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90287 and 90306, than apply into the LCM equation.

GCF(90287,90306) = 1
LCM(90287,90306) = ( 90287 × 90306) / 1
LCM(90287,90306) = 8153457822 / 1
LCM(90287,90306) = 8153457822

Least Common Multiple (LCM) of 90287 and 90306 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90287 and 90306. First we will calculate the prime factors of 90287 and 90306.

Prime Factorization of 90287

Prime factors of 90287 are 17, 47, 113. Prime factorization of 90287 in exponential form is:

90287 = 171 × 471 × 1131

Prime Factorization of 90306

Prime factors of 90306 are 2, 3, 29, 173. Prime factorization of 90306 in exponential form is:

90306 = 21 × 32 × 291 × 1731

Now multiplying the highest exponent prime factors to calculate the LCM of 90287 and 90306.

LCM(90287,90306) = 171 × 471 × 1131 × 21 × 32 × 291 × 1731
LCM(90287,90306) = 8153457822