GCF and LCM Calculator Logo

What is the Least Common Multiple of 65921 and 65928?

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 (LCM) of 65921 and 65928 is 4346039688.

LCM(65921,65928) = 4346039688

LCM Calculator and
and

Least Common Multiple of 65921 and 65928 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 65928, than apply into the LCM equation.

GCF(65921,65928) = 1
LCM(65921,65928) = ( 65921 × 65928) / 1
LCM(65921,65928) = 4346039688 / 1
LCM(65921,65928) = 4346039688

Least Common Multiple (LCM) of 65921 and 65928 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65921 and 65928. First we will calculate the prime factors of 65921 and 65928.

Prime Factorization of 65921

Prime factors of 65921 are 65921. Prime factorization of 65921 in exponential form is:

65921 = 659211

Prime Factorization of 65928

Prime factors of 65928 are 2, 3, 41, 67. Prime factorization of 65928 in exponential form is:

65928 = 23 × 31 × 411 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 65921 and 65928.

LCM(65921,65928) = 659211 × 23 × 31 × 411 × 671
LCM(65921,65928) = 4346039688