What is the Least Common Multiple of 78289 and 78302?

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 78289 and 78302 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78289 and 78302, than apply into the LCM equation.

GCF(78289,78302) = 1
LCM(78289,78302) = ( 78289 × 78302) / 1
LCM(78289,78302) = 6130185278 / 1
LCM(78289,78302) = 6130185278

Least Common Multiple (LCM) of 78289 and 78302 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78289 and 78302. First we will calculate the prime factors of 78289 and 78302.

Prime Factorization of 78289

Prime Factorization of 78302

Now multiplying the highest exponent prime factors to calculate the LCM of 78289 and 78302.

LCM(78289,78302) = 79¹ × 991¹ × 2¹ × 7² × 17¹ × 47¹
LCM(78289,78302) = 6130185278