What is the Least Common Multiple of 37978 and 37989?

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 37978 and 37989 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 37978 and 37989, than apply into the LCM equation.

GCF(37978,37989) = 1
LCM(37978,37989) = ( 37978 × 37989) / 1
LCM(37978,37989) = 1442746242 / 1
LCM(37978,37989) = 1442746242

Least Common Multiple (LCM) of 37978 and 37989 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 37978 and 37989. First we will calculate the prime factors of 37978 and 37989.

Prime Factorization of 37978

Prime Factorization of 37989

Now multiplying the highest exponent prime factors to calculate the LCM of 37978 and 37989.

LCM(37978,37989) = 2¹ × 17¹ × 1117¹ × 3⁴ × 7¹ × 67¹
LCM(37978,37989) = 1442746242