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What is the Least Common Multiple of 31196 and 31214?

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 31196 and 31214 is 486875972.

LCM(31196,31214) = 486875972

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Least Common Multiple of 31196 and 31214 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31196 and 31214, than apply into the LCM equation.

GCF(31196,31214) = 2
LCM(31196,31214) = ( 31196 × 31214) / 2
LCM(31196,31214) = 973751944 / 2
LCM(31196,31214) = 486875972

Least Common Multiple (LCM) of 31196 and 31214 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31196 and 31214. First we will calculate the prime factors of 31196 and 31214.

Prime Factorization of 31196

Prime factors of 31196 are 2, 11, 709. Prime factorization of 31196 in exponential form is:

31196 = 22 × 111 × 7091

Prime Factorization of 31214

Prime factors of 31214 are 2, 15607. Prime factorization of 31214 in exponential form is:

31214 = 21 × 156071

Now multiplying the highest exponent prime factors to calculate the LCM of 31196 and 31214.

LCM(31196,31214) = 22 × 111 × 7091 × 156071
LCM(31196,31214) = 486875972