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What is the Least Common Multiple of 83573 and 83590?

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 83573 and 83590 is 6985867070.

LCM(83573,83590) = 6985867070

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Least Common Multiple of 83573 and 83590 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83573 and 83590, than apply into the LCM equation.

GCF(83573,83590) = 1
LCM(83573,83590) = ( 83573 × 83590) / 1
LCM(83573,83590) = 6985867070 / 1
LCM(83573,83590) = 6985867070

Least Common Multiple (LCM) of 83573 and 83590 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83573 and 83590. First we will calculate the prime factors of 83573 and 83590.

Prime Factorization of 83573

Prime factors of 83573 are 7, 11939. Prime factorization of 83573 in exponential form is:

83573 = 71 × 119391

Prime Factorization of 83590

Prime factors of 83590 are 2, 5, 13, 643. Prime factorization of 83590 in exponential form is:

83590 = 21 × 51 × 131 × 6431

Now multiplying the highest exponent prime factors to calculate the LCM of 83573 and 83590.

LCM(83573,83590) = 71 × 119391 × 21 × 51 × 131 × 6431
LCM(83573,83590) = 6985867070