What is the Least Common Multiple of 83620 and 83639?

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 83620 and 83639 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83620 and 83639, than apply into the LCM equation.

GCF(83620,83639) = 1
LCM(83620,83639) = ( 83620 × 83639) / 1
LCM(83620,83639) = 6993893180 / 1
LCM(83620,83639) = 6993893180

Least Common Multiple (LCM) of 83620 and 83639 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83620 and 83639. First we will calculate the prime factors of 83620 and 83639.

Prime Factorization of 83620

Prime Factorization of 83639

Now multiplying the highest exponent prime factors to calculate the LCM of 83620 and 83639.

LCM(83620,83639) = 2² × 5¹ × 37¹ × 113¹ × 83639¹
LCM(83620,83639) = 6993893180