What is the Least Common Multiple of 53480 and 53485?

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 53480 and 53485 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53480 and 53485, than apply into the LCM equation.

GCF(53480,53485) = 5
LCM(53480,53485) = ( 53480 × 53485) / 5
LCM(53480,53485) = 2860377800 / 5
LCM(53480,53485) = 572075560

Least Common Multiple (LCM) of 53480 and 53485 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53480 and 53485. First we will calculate the prime factors of 53480 and 53485.

Prime Factorization of 53480

Prime Factorization of 53485

Now multiplying the highest exponent prime factors to calculate the LCM of 53480 and 53485.

LCM(53480,53485) = 2³ × 5¹ × 7¹ × 191¹ × 19¹ × 563¹
LCM(53480,53485) = 572075560