What is the Least Common Multiple of 53009 and 53021?

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 53009 and 53021 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53009 and 53021, than apply into the LCM equation.

GCF(53009,53021) = 1
LCM(53009,53021) = ( 53009 × 53021) / 1
LCM(53009,53021) = 2810590189 / 1
LCM(53009,53021) = 2810590189

Least Common Multiple (LCM) of 53009 and 53021 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53009 and 53021. First we will calculate the prime factors of 53009 and 53021.

Prime Factorization of 53009

Prime Factorization of 53021

Now multiplying the highest exponent prime factors to calculate the LCM of 53009 and 53021.

LCM(53009,53021) = 11¹ × 61¹ × 79¹ × 37¹ × 1433¹
LCM(53009,53021) = 2810590189