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What is the Least Common Multiple of 85489 and 85498?

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 85489 and 85498 is 7309138522.

LCM(85489,85498) = 7309138522

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Least Common Multiple of 85489 and 85498 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85489 and 85498, than apply into the LCM equation.

GCF(85489,85498) = 1
LCM(85489,85498) = ( 85489 × 85498) / 1
LCM(85489,85498) = 7309138522 / 1
LCM(85489,85498) = 7309138522

Least Common Multiple (LCM) of 85489 and 85498 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85489 and 85498. First we will calculate the prime factors of 85489 and 85498.

Prime Factorization of 85489

Prime factors of 85489 are 53, 1613. Prime factorization of 85489 in exponential form is:

85489 = 531 × 16131

Prime Factorization of 85498

Prime factors of 85498 are 2, 7, 31, 197. Prime factorization of 85498 in exponential form is:

85498 = 21 × 71 × 311 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 85489 and 85498.

LCM(85489,85498) = 531 × 16131 × 21 × 71 × 311 × 1971
LCM(85489,85498) = 7309138522