What is the Least Common Multiple of 13270 and 13280?

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 13270 and 13280 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13270 and 13280, than apply into the LCM equation.

GCF(13270,13280) = 10
LCM(13270,13280) = ( 13270 × 13280) / 10
LCM(13270,13280) = 176225600 / 10
LCM(13270,13280) = 17622560

Least Common Multiple (LCM) of 13270 and 13280 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13270 and 13280. First we will calculate the prime factors of 13270 and 13280.

Prime Factorization of 13270

Prime Factorization of 13280

Now multiplying the highest exponent prime factors to calculate the LCM of 13270 and 13280.

LCM(13270,13280) = 2⁵ × 5¹ × 1327¹ × 83¹
LCM(13270,13280) = 17622560