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What is the Least Common Multiple of 31132 and 31145?

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 31132 and 31145 is 969606140.

LCM(31132,31145) = 969606140

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Least Common Multiple of 31132 and 31145 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31132 and 31145, than apply into the LCM equation.

GCF(31132,31145) = 1
LCM(31132,31145) = ( 31132 × 31145) / 1
LCM(31132,31145) = 969606140 / 1
LCM(31132,31145) = 969606140

Least Common Multiple (LCM) of 31132 and 31145 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31132 and 31145. First we will calculate the prime factors of 31132 and 31145.

Prime Factorization of 31132

Prime factors of 31132 are 2, 43, 181. Prime factorization of 31132 in exponential form is:

31132 = 22 × 431 × 1811

Prime Factorization of 31145

Prime factors of 31145 are 5, 6229. Prime factorization of 31145 in exponential form is:

31145 = 51 × 62291

Now multiplying the highest exponent prime factors to calculate the LCM of 31132 and 31145.

LCM(31132,31145) = 22 × 431 × 1811 × 51 × 62291
LCM(31132,31145) = 969606140