What is the Least Common Multiple of 98210 and 98215?

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 98210 and 98215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98210 and 98215, than apply into the LCM equation.

GCF(98210,98215) = 5
LCM(98210,98215) = ( 98210 × 98215) / 5
LCM(98210,98215) = 9645695150 / 5
LCM(98210,98215) = 1929139030

Least Common Multiple (LCM) of 98210 and 98215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98210 and 98215. First we will calculate the prime factors of 98210 and 98215.

Prime Factorization of 98210

Prime Factorization of 98215

Now multiplying the highest exponent prime factors to calculate the LCM of 98210 and 98215.

LCM(98210,98215) = 2¹ × 5¹ × 7¹ × 23¹ × 61¹ × 13¹ × 1511¹
LCM(98210,98215) = 1929139030