What is the Least Common Multiple of 93990 and 93998?

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 93990 and 93998 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 93990 and 93998, than apply into the LCM equation.

GCF(93990,93998) = 2
LCM(93990,93998) = ( 93990 × 93998) / 2
LCM(93990,93998) = 8834872020 / 2
LCM(93990,93998) = 4417436010

Least Common Multiple (LCM) of 93990 and 93998 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 93990 and 93998. First we will calculate the prime factors of 93990 and 93998.

Prime Factorization of 93990

Prime Factorization of 93998

Now multiplying the highest exponent prime factors to calculate the LCM of 93990 and 93998.

LCM(93990,93998) = 2¹ × 3¹ × 5¹ × 13¹ × 241¹ × 43¹ × 1093¹
LCM(93990,93998) = 4417436010