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What is the Least Common Multiple of 31113 and 31125?

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 31113 and 31125 is 322797375.

LCM(31113,31125) = 322797375

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Least Common Multiple of 31113 and 31125 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31113 and 31125, than apply into the LCM equation.

GCF(31113,31125) = 3
LCM(31113,31125) = ( 31113 × 31125) / 3
LCM(31113,31125) = 968392125 / 3
LCM(31113,31125) = 322797375

Least Common Multiple (LCM) of 31113 and 31125 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31113 and 31125. First we will calculate the prime factors of 31113 and 31125.

Prime Factorization of 31113

Prime factors of 31113 are 3, 3457. Prime factorization of 31113 in exponential form is:

31113 = 32 × 34571

Prime Factorization of 31125

Prime factors of 31125 are 3, 5, 83. Prime factorization of 31125 in exponential form is:

31125 = 31 × 53 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 31113 and 31125.

LCM(31113,31125) = 32 × 34571 × 53 × 831
LCM(31113,31125) = 322797375