What is the Least Common Multiple of 6556 and 6562?

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 6556 and 6562 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6556 and 6562, than apply into the LCM equation.

GCF(6556,6562) = 2
LCM(6556,6562) = ( 6556 × 6562) / 2
LCM(6556,6562) = 43020472 / 2
LCM(6556,6562) = 21510236

Least Common Multiple (LCM) of 6556 and 6562 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6556 and 6562. First we will calculate the prime factors of 6556 and 6562.

Prime Factorization of 6556

Prime Factorization of 6562

Now multiplying the highest exponent prime factors to calculate the LCM of 6556 and 6562.

LCM(6556,6562) = 2² × 11¹ × 149¹ × 17¹ × 193¹
LCM(6556,6562) = 21510236