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What is the Least Common Multiple of 27570 and 27590?

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 27570 and 27590 is 76065630.

LCM(27570,27590) = 76065630

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Least Common Multiple of 27570 and 27590 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27570 and 27590, than apply into the LCM equation.

GCF(27570,27590) = 10
LCM(27570,27590) = ( 27570 × 27590) / 10
LCM(27570,27590) = 760656300 / 10
LCM(27570,27590) = 76065630

Least Common Multiple (LCM) of 27570 and 27590 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27570 and 27590. First we will calculate the prime factors of 27570 and 27590.

Prime Factorization of 27570

Prime factors of 27570 are 2, 3, 5, 919. Prime factorization of 27570 in exponential form is:

27570 = 21 × 31 × 51 × 9191

Prime Factorization of 27590

Prime factors of 27590 are 2, 5, 31, 89. Prime factorization of 27590 in exponential form is:

27590 = 21 × 51 × 311 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 27570 and 27590.

LCM(27570,27590) = 21 × 31 × 51 × 9191 × 311 × 891
LCM(27570,27590) = 76065630