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What is the Least Common Multiple of 75823 and 75831?

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 75823 and 75831 is 5749733913.

LCM(75823,75831) = 5749733913

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Least Common Multiple of 75823 and 75831 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75823 and 75831, than apply into the LCM equation.

GCF(75823,75831) = 1
LCM(75823,75831) = ( 75823 × 75831) / 1
LCM(75823,75831) = 5749733913 / 1
LCM(75823,75831) = 5749733913

Least Common Multiple (LCM) of 75823 and 75831 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75823 and 75831. First we will calculate the prime factors of 75823 and 75831.

Prime Factorization of 75823

Prime factors of 75823 are 11, 61, 113. Prime factorization of 75823 in exponential form is:

75823 = 111 × 611 × 1131

Prime Factorization of 75831

Prime factors of 75831 are 3, 7, 23, 157. Prime factorization of 75831 in exponential form is:

75831 = 31 × 71 × 231 × 1571

Now multiplying the highest exponent prime factors to calculate the LCM of 75823 and 75831.

LCM(75823,75831) = 111 × 611 × 1131 × 31 × 71 × 231 × 1571
LCM(75823,75831) = 5749733913