What is the Least Common Multiple of 53470 and 53488?

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 53470 and 53488 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53470 and 53488, than apply into the LCM equation.

GCF(53470,53488) = 2
LCM(53470,53488) = ( 53470 × 53488) / 2
LCM(53470,53488) = 2860003360 / 2
LCM(53470,53488) = 1430001680

Least Common Multiple (LCM) of 53470 and 53488 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53470 and 53488. First we will calculate the prime factors of 53470 and 53488.

Prime Factorization of 53470

Prime Factorization of 53488

Now multiplying the highest exponent prime factors to calculate the LCM of 53470 and 53488.

LCM(53470,53488) = 2⁴ × 5¹ × 5347¹ × 3343¹
LCM(53470,53488) = 1430001680