What is the Least Common Multiple of 80532 and 80540?

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 80532 and 80540 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80532 and 80540, than apply into the LCM equation.

GCF(80532,80540) = 4
LCM(80532,80540) = ( 80532 × 80540) / 4
LCM(80532,80540) = 6486047280 / 4
LCM(80532,80540) = 1621511820

Least Common Multiple (LCM) of 80532 and 80540 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80532 and 80540. First we will calculate the prime factors of 80532 and 80540.

Prime Factorization of 80532

Prime Factorization of 80540

Now multiplying the highest exponent prime factors to calculate the LCM of 80532 and 80540.

LCM(80532,80540) = 2² × 3² × 2237¹ × 5¹ × 4027¹
LCM(80532,80540) = 1621511820