What is the Least Common Multiple of 86998 and 87006?

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 86998 and 87006 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86998 and 87006, than apply into the LCM equation.

GCF(86998,87006) = 2
LCM(86998,87006) = ( 86998 × 87006) / 2
LCM(86998,87006) = 7569347988 / 2
LCM(86998,87006) = 3784673994

Least Common Multiple (LCM) of 86998 and 87006 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86998 and 87006. First we will calculate the prime factors of 86998 and 87006.

Prime Factorization of 86998

Prime Factorization of 87006

Now multiplying the highest exponent prime factors to calculate the LCM of 86998 and 87006.

LCM(86998,87006) = 2¹ × 43499¹ × 3¹ × 17¹ × 853¹
LCM(86998,87006) = 3784673994