What is the Least Common Multiple of 53408 and 53422?

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 53408 and 53422 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53408 and 53422, than apply into the LCM equation.

GCF(53408,53422) = 2
LCM(53408,53422) = ( 53408 × 53422) / 2
LCM(53408,53422) = 2853162176 / 2
LCM(53408,53422) = 1426581088

Least Common Multiple (LCM) of 53408 and 53422 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53408 and 53422. First we will calculate the prime factors of 53408 and 53422.

Prime Factorization of 53408

Prime Factorization of 53422

Now multiplying the highest exponent prime factors to calculate the LCM of 53408 and 53422.

LCM(53408,53422) = 2⁵ × 1669¹ × 26711¹
LCM(53408,53422) = 1426581088