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What is the Least Common Multiple of 89580 and 89585?

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 89580 and 89585 is 1605004860.

LCM(89580,89585) = 1605004860

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Least Common Multiple of 89580 and 89585 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89580 and 89585, than apply into the LCM equation.

GCF(89580,89585) = 5
LCM(89580,89585) = ( 89580 × 89585) / 5
LCM(89580,89585) = 8025024300 / 5
LCM(89580,89585) = 1605004860

Least Common Multiple (LCM) of 89580 and 89585 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89580 and 89585. First we will calculate the prime factors of 89580 and 89585.

Prime Factorization of 89580

Prime factors of 89580 are 2, 3, 5, 1493. Prime factorization of 89580 in exponential form is:

89580 = 22 × 31 × 51 × 14931

Prime Factorization of 89585

Prime factors of 89585 are 5, 19, 23, 41. Prime factorization of 89585 in exponential form is:

89585 = 51 × 191 × 231 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 89580 and 89585.

LCM(89580,89585) = 22 × 31 × 51 × 14931 × 191 × 231 × 411
LCM(89580,89585) = 1605004860