What is the Least Common Multiple of 60840 and 60845?

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 60840 and 60845 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 60840 and 60845, than apply into the LCM equation.

GCF(60840,60845) = 5
LCM(60840,60845) = ( 60840 × 60845) / 5
LCM(60840,60845) = 3701809800 / 5
LCM(60840,60845) = 740361960

Least Common Multiple (LCM) of 60840 and 60845 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 60840 and 60845. First we will calculate the prime factors of 60840 and 60845.

Prime Factorization of 60840

Prime Factorization of 60845

Now multiplying the highest exponent prime factors to calculate the LCM of 60840 and 60845.

LCM(60840,60845) = 2³ × 3² × 5¹ × 13² × 43¹ × 283¹
LCM(60840,60845) = 740361960