What is the Least Common Multiple of 59820 and 59840?

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 59820 and 59840 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 59820 and 59840, than apply into the LCM equation.

GCF(59820,59840) = 20
LCM(59820,59840) = ( 59820 × 59840) / 20
LCM(59820,59840) = 3579628800 / 20
LCM(59820,59840) = 178981440

Least Common Multiple (LCM) of 59820 and 59840 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 59820 and 59840. First we will calculate the prime factors of 59820 and 59840.

Prime Factorization of 59820

Prime Factorization of 59840

Now multiplying the highest exponent prime factors to calculate the LCM of 59820 and 59840.

LCM(59820,59840) = 2⁶ × 3¹ × 5¹ × 997¹ × 11¹ × 17¹
LCM(59820,59840) = 178981440