What is the Least Common Multiple of 98690 and 98698?

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 98690 and 98698 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98690 and 98698, than apply into the LCM equation.

GCF(98690,98698) = 2
LCM(98690,98698) = ( 98690 × 98698) / 2
LCM(98690,98698) = 9740505620 / 2
LCM(98690,98698) = 4870252810

Least Common Multiple (LCM) of 98690 and 98698 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98690 and 98698. First we will calculate the prime factors of 98690 and 98698.

Prime Factorization of 98690

Prime Factorization of 98698

Now multiplying the highest exponent prime factors to calculate the LCM of 98690 and 98698.

LCM(98690,98698) = 2¹ × 5¹ × 71¹ × 139¹ × 61¹ × 809¹
LCM(98690,98698) = 4870252810