What is the Least Common Multiple of 23632 and 23640?

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 23632 and 23640 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23632 and 23640, than apply into the LCM equation.

GCF(23632,23640) = 8
LCM(23632,23640) = ( 23632 × 23640) / 8
LCM(23632,23640) = 558660480 / 8
LCM(23632,23640) = 69832560

Least Common Multiple (LCM) of 23632 and 23640 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23632 and 23640. First we will calculate the prime factors of 23632 and 23640.

Prime Factorization of 23632

Prime Factorization of 23640

Now multiplying the highest exponent prime factors to calculate the LCM of 23632 and 23640.

LCM(23632,23640) = 2⁴ × 7¹ × 211¹ × 3¹ × 5¹ × 197¹
LCM(23632,23640) = 69832560