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What is the Least Common Multiple of 31448 and 31462?

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 31448 and 31462 is 494708488.

LCM(31448,31462) = 494708488

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Least Common Multiple of 31448 and 31462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31448 and 31462, than apply into the LCM equation.

GCF(31448,31462) = 2
LCM(31448,31462) = ( 31448 × 31462) / 2
LCM(31448,31462) = 989416976 / 2
LCM(31448,31462) = 494708488

Least Common Multiple (LCM) of 31448 and 31462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31448 and 31462. First we will calculate the prime factors of 31448 and 31462.

Prime Factorization of 31448

Prime factors of 31448 are 2, 3931. Prime factorization of 31448 in exponential form is:

31448 = 23 × 39311

Prime Factorization of 31462

Prime factors of 31462 are 2, 15731. Prime factorization of 31462 in exponential form is:

31462 = 21 × 157311

Now multiplying the highest exponent prime factors to calculate the LCM of 31448 and 31462.

LCM(31448,31462) = 23 × 39311 × 157311
LCM(31448,31462) = 494708488