What is the Least Common Multiple of 60435 and 60447?

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 60435 and 60447 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 60435 and 60447, than apply into the LCM equation.

GCF(60435,60447) = 3
LCM(60435,60447) = ( 60435 × 60447) / 3
LCM(60435,60447) = 3653114445 / 3
LCM(60435,60447) = 1217704815

Least Common Multiple (LCM) of 60435 and 60447 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 60435 and 60447. First we will calculate the prime factors of 60435 and 60447.

Prime Factorization of 60435

Prime Factorization of 60447

Now multiplying the highest exponent prime factors to calculate the LCM of 60435 and 60447.

LCM(60435,60447) = 3² × 5¹ × 17¹ × 79¹ × 20149¹
LCM(60435,60447) = 1217704815