What is the Least Common Multiple of 16520 and 16528?

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 16520 and 16528 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16520 and 16528, than apply into the LCM equation.

GCF(16520,16528) = 8
LCM(16520,16528) = ( 16520 × 16528) / 8
LCM(16520,16528) = 273042560 / 8
LCM(16520,16528) = 34130320

Least Common Multiple (LCM) of 16520 and 16528 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16520 and 16528. First we will calculate the prime factors of 16520 and 16528.

Prime Factorization of 16520

Prime Factorization of 16528

Now multiplying the highest exponent prime factors to calculate the LCM of 16520 and 16528.

LCM(16520,16528) = 2⁴ × 5¹ × 7¹ × 59¹ × 1033¹
LCM(16520,16528) = 34130320