What is the Least Common Multiple of 51402 and 51422?

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 51402 and 51422 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51402 and 51422, than apply into the LCM equation.

GCF(51402,51422) = 2
LCM(51402,51422) = ( 51402 × 51422) / 2
LCM(51402,51422) = 2643193644 / 2
LCM(51402,51422) = 1321596822

Least Common Multiple (LCM) of 51402 and 51422 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51402 and 51422. First we will calculate the prime factors of 51402 and 51422.

Prime Factorization of 51402

Prime Factorization of 51422

Now multiplying the highest exponent prime factors to calculate the LCM of 51402 and 51422.

LCM(51402,51422) = 2¹ × 3¹ × 13¹ × 659¹ × 7¹ × 3673¹
LCM(51402,51422) = 1321596822