What is the Least Common Multiple of 92978 and 92990?

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 92978 and 92990 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 92978 and 92990, than apply into the LCM equation.

GCF(92978,92990) = 2
LCM(92978,92990) = ( 92978 × 92990) / 2
LCM(92978,92990) = 8646024220 / 2
LCM(92978,92990) = 4323012110

Least Common Multiple (LCM) of 92978 and 92990 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 92978 and 92990. First we will calculate the prime factors of 92978 and 92990.

Prime Factorization of 92978

Prime Factorization of 92990

Now multiplying the highest exponent prime factors to calculate the LCM of 92978 and 92990.

LCM(92978,92990) = 2¹ × 46489¹ × 5¹ × 17¹ × 547¹
LCM(92978,92990) = 4323012110