What is the Least Common Multiple of 12290 and 12302?

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 12290 and 12302 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12290 and 12302, than apply into the LCM equation.

GCF(12290,12302) = 2
LCM(12290,12302) = ( 12290 × 12302) / 2
LCM(12290,12302) = 151191580 / 2
LCM(12290,12302) = 75595790

Least Common Multiple (LCM) of 12290 and 12302 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12290 and 12302. First we will calculate the prime factors of 12290 and 12302.

Prime Factorization of 12290

Prime Factorization of 12302

Now multiplying the highest exponent prime factors to calculate the LCM of 12290 and 12302.

LCM(12290,12302) = 2¹ × 5¹ × 1229¹ × 6151¹
LCM(12290,12302) = 75595790