What is the Least Common Multiple of 89201 and 89221?

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 89201 and 89221 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89201 and 89221, than apply into the LCM equation.

GCF(89201,89221) = 1
LCM(89201,89221) = ( 89201 × 89221) / 1
LCM(89201,89221) = 7958602421 / 1
LCM(89201,89221) = 7958602421

Least Common Multiple (LCM) of 89201 and 89221 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89201 and 89221. First we will calculate the prime factors of 89201 and 89221.

Prime Factorization of 89201

Prime Factorization of 89221

Now multiplying the highest exponent prime factors to calculate the LCM of 89201 and 89221.

LCM(89201,89221) = 7¹ × 12743¹ × 11¹ × 8111¹
LCM(89201,89221) = 7958602421