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What is the Least Common Multiple of 31214 and 31226?

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 31214 and 31226 is 487344182.

LCM(31214,31226) = 487344182

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Least Common Multiple of 31214 and 31226 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31214 and 31226, than apply into the LCM equation.

GCF(31214,31226) = 2
LCM(31214,31226) = ( 31214 × 31226) / 2
LCM(31214,31226) = 974688364 / 2
LCM(31214,31226) = 487344182

Least Common Multiple (LCM) of 31214 and 31226 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31214 and 31226. First we will calculate the prime factors of 31214 and 31226.

Prime Factorization of 31214

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

31214 = 21 × 156071

Prime Factorization of 31226

Prime factors of 31226 are 2, 13, 1201. Prime factorization of 31226 in exponential form is:

31226 = 21 × 131 × 12011

Now multiplying the highest exponent prime factors to calculate the LCM of 31214 and 31226.

LCM(31214,31226) = 21 × 156071 × 131 × 12011
LCM(31214,31226) = 487344182