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What is the Least Common Multiple of 90265 and 90285?

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 90265 and 90285 is 1629915105.

LCM(90265,90285) = 1629915105

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Least Common Multiple of 90265 and 90285 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90265 and 90285, than apply into the LCM equation.

GCF(90265,90285) = 5
LCM(90265,90285) = ( 90265 × 90285) / 5
LCM(90265,90285) = 8149575525 / 5
LCM(90265,90285) = 1629915105

Least Common Multiple (LCM) of 90265 and 90285 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90265 and 90285. First we will calculate the prime factors of 90265 and 90285.

Prime Factorization of 90265

Prime factors of 90265 are 5, 7, 2579. Prime factorization of 90265 in exponential form is:

90265 = 51 × 71 × 25791

Prime Factorization of 90285

Prime factors of 90285 are 3, 5, 13, 463. Prime factorization of 90285 in exponential form is:

90285 = 31 × 51 × 131 × 4631

Now multiplying the highest exponent prime factors to calculate the LCM of 90265 and 90285.

LCM(90265,90285) = 51 × 71 × 25791 × 31 × 131 × 4631
LCM(90265,90285) = 1629915105