What is the Least Common Multiple of 31435 and 31454?

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 of 31435 and 31454 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31435 and 31454, than apply into the LCM equation.

GCF(31435,31454) = 1
LCM(31435,31454) = ( 31435 × 31454) / 1
LCM(31435,31454) = 988756490 / 1
LCM(31435,31454) = 988756490

Least Common Multiple (LCM) of 31435 and 31454 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31435 and 31454. First we will calculate the prime factors of 31435 and 31454.

Prime Factorization of 31435

Prime Factorization of 31454

Now multiplying the highest exponent prime factors to calculate the LCM of 31435 and 31454.

LCM(31435,31454) = 5¹ × 6287¹ × 2¹ × 15727¹
LCM(31435,31454) = 988756490