What is the Least Common Multiple of 47408 and 47416?

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 47408 and 47416 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47408 and 47416, than apply into the LCM equation.

GCF(47408,47416) = 8
LCM(47408,47416) = ( 47408 × 47416) / 8
LCM(47408,47416) = 2247897728 / 8
LCM(47408,47416) = 280987216

Least Common Multiple (LCM) of 47408 and 47416 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47408 and 47416. First we will calculate the prime factors of 47408 and 47416.

Prime Factorization of 47408

Prime Factorization of 47416

Now multiplying the highest exponent prime factors to calculate the LCM of 47408 and 47416.

LCM(47408,47416) = 2⁴ × 2963¹ × 5927¹
LCM(47408,47416) = 280987216