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What is the Least Common Multiple of 31135 and 31150?

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 31135 and 31150 is 193971050.

LCM(31135,31150) = 193971050

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Least Common Multiple of 31135 and 31150 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31135 and 31150, than apply into the LCM equation.

GCF(31135,31150) = 5
LCM(31135,31150) = ( 31135 × 31150) / 5
LCM(31135,31150) = 969855250 / 5
LCM(31135,31150) = 193971050

Least Common Multiple (LCM) of 31135 and 31150 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31135 and 31150. First we will calculate the prime factors of 31135 and 31150.

Prime Factorization of 31135

Prime factors of 31135 are 5, 13, 479. Prime factorization of 31135 in exponential form is:

31135 = 51 × 131 × 4791

Prime Factorization of 31150

Prime factors of 31150 are 2, 5, 7, 89. Prime factorization of 31150 in exponential form is:

31150 = 21 × 52 × 71 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 31135 and 31150.

LCM(31135,31150) = 52 × 131 × 4791 × 21 × 71 × 891
LCM(31135,31150) = 193971050