What is the Least Common Multiple of 65921 and 65938?

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 65921 and 65938 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65921 and 65938, than apply into the LCM equation.

GCF(65921,65938) = 1
LCM(65921,65938) = ( 65921 × 65938) / 1
LCM(65921,65938) = 4346698898 / 1
LCM(65921,65938) = 4346698898

Least Common Multiple (LCM) of 65921 and 65938 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65921 and 65938. First we will calculate the prime factors of 65921 and 65938.

Prime Factorization of 65921

Prime Factorization of 65938

Now multiplying the highest exponent prime factors to calculate the LCM of 65921 and 65938.

LCM(65921,65938) = 65921¹ × 2¹ × 32969¹
LCM(65921,65938) = 4346698898