What is the Least Common Multiple of 71954 and 71962?

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 71954 and 71962 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71954 and 71962, than apply into the LCM equation.

GCF(71954,71962) = 2
LCM(71954,71962) = ( 71954 × 71962) / 2
LCM(71954,71962) = 5177953748 / 2
LCM(71954,71962) = 2588976874

Least Common Multiple (LCM) of 71954 and 71962 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71954 and 71962. First we will calculate the prime factors of 71954 and 71962.

Prime Factorization of 71954

Prime Factorization of 71962

Now multiplying the highest exponent prime factors to calculate the LCM of 71954 and 71962.

LCM(71954,71962) = 2¹ × 35977¹ × 11¹ × 3271¹
LCM(71954,71962) = 2588976874