What is the Least Common Multiple of 3470 and 3479?

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 3470 and 3479 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3470 and 3479, than apply into the LCM equation.

GCF(3470,3479) = 1
LCM(3470,3479) = ( 3470 × 3479) / 1
LCM(3470,3479) = 12072130 / 1
LCM(3470,3479) = 12072130

Least Common Multiple (LCM) of 3470 and 3479 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3470 and 3479. First we will calculate the prime factors of 3470 and 3479.

Prime Factorization of 3470

Prime Factorization of 3479

Now multiplying the highest exponent prime factors to calculate the LCM of 3470 and 3479.

LCM(3470,3479) = 2¹ × 5¹ × 347¹ × 7² × 71¹
LCM(3470,3479) = 12072130