What is the Least Common Multiple of 3471 and 3478?

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 3471 and 3478 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3471 and 3478, than apply into the LCM equation.

GCF(3471,3478) = 1
LCM(3471,3478) = ( 3471 × 3478) / 1
LCM(3471,3478) = 12072138 / 1
LCM(3471,3478) = 12072138

Least Common Multiple (LCM) of 3471 and 3478 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3471 and 3478. First we will calculate the prime factors of 3471 and 3478.

Prime Factorization of 3471

Prime Factorization of 3478

Now multiplying the highest exponent prime factors to calculate the LCM of 3471 and 3478.

LCM(3471,3478) = 3¹ × 13¹ × 89¹ × 2¹ × 37¹ × 47¹
LCM(3471,3478) = 12072138