What is the Least Common Multiple of 97420 and 97432?

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 97420 and 97432 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97420 and 97432, than apply into the LCM equation.

GCF(97420,97432) = 4
LCM(97420,97432) = ( 97420 × 97432) / 4
LCM(97420,97432) = 9491825440 / 4
LCM(97420,97432) = 2372956360

Least Common Multiple (LCM) of 97420 and 97432 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97420 and 97432. First we will calculate the prime factors of 97420 and 97432.

Prime Factorization of 97420

Prime Factorization of 97432

Now multiplying the highest exponent prime factors to calculate the LCM of 97420 and 97432.

LCM(97420,97432) = 2³ × 5¹ × 4871¹ × 19¹ × 641¹
LCM(97420,97432) = 2372956360