What is the Least Common Multiple of 22639 and 22645?

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 22639 and 22645 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22639 and 22645, than apply into the LCM equation.

GCF(22639,22645) = 1
LCM(22639,22645) = ( 22639 × 22645) / 1
LCM(22639,22645) = 512660155 / 1
LCM(22639,22645) = 512660155

Least Common Multiple (LCM) of 22639 and 22645 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22639 and 22645. First we will calculate the prime factors of 22639 and 22645.

Prime Factorization of 22639

Prime Factorization of 22645

Now multiplying the highest exponent prime factors to calculate the LCM of 22639 and 22645.

LCM(22639,22645) = 22639¹ × 5¹ × 7¹ × 647¹
LCM(22639,22645) = 512660155