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What is the Least Common Multiple of 45578 and 45590?

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 45578 and 45590 is 1038950510.

LCM(45578,45590) = 1038950510

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Least Common Multiple of 45578 and 45590 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45578 and 45590, than apply into the LCM equation.

GCF(45578,45590) = 2
LCM(45578,45590) = ( 45578 × 45590) / 2
LCM(45578,45590) = 2077901020 / 2
LCM(45578,45590) = 1038950510

Least Common Multiple (LCM) of 45578 and 45590 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45578 and 45590. First we will calculate the prime factors of 45578 and 45590.

Prime Factorization of 45578

Prime factors of 45578 are 2, 13, 1753. Prime factorization of 45578 in exponential form is:

45578 = 21 × 131 × 17531

Prime Factorization of 45590

Prime factors of 45590 are 2, 5, 47, 97. Prime factorization of 45590 in exponential form is:

45590 = 21 × 51 × 471 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 45578 and 45590.

LCM(45578,45590) = 21 × 131 × 17531 × 51 × 471 × 971
LCM(45578,45590) = 1038950510