What is the Least Common Multiple of 56704 and 56722?

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 56704 and 56722 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56704 and 56722, than apply into the LCM equation.

GCF(56704,56722) = 2
LCM(56704,56722) = ( 56704 × 56722) / 2
LCM(56704,56722) = 3216364288 / 2
LCM(56704,56722) = 1608182144

Least Common Multiple (LCM) of 56704 and 56722 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56704 and 56722. First we will calculate the prime factors of 56704 and 56722.

Prime Factorization of 56704

Prime Factorization of 56722

Now multiplying the highest exponent prime factors to calculate the LCM of 56704 and 56722.

LCM(56704,56722) = 2⁷ × 443¹ × 79¹ × 359¹
LCM(56704,56722) = 1608182144