GCF and LCM Calculator Logo

What is the Least Common Multiple of 68634 and 68654?

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 68634 and 68654 is 2355999318.

LCM(68634,68654) = 2355999318

LCM Calculator and
and

Least Common Multiple of 68634 and 68654 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68634 and 68654, than apply into the LCM equation.

GCF(68634,68654) = 2
LCM(68634,68654) = ( 68634 × 68654) / 2
LCM(68634,68654) = 4711998636 / 2
LCM(68634,68654) = 2355999318

Least Common Multiple (LCM) of 68634 and 68654 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68634 and 68654. First we will calculate the prime factors of 68634 and 68654.

Prime Factorization of 68634

Prime factors of 68634 are 2, 3, 31, 41. Prime factorization of 68634 in exponential form is:

68634 = 21 × 33 × 311 × 411

Prime Factorization of 68654

Prime factors of 68654 are 2, 34327. Prime factorization of 68654 in exponential form is:

68654 = 21 × 343271

Now multiplying the highest exponent prime factors to calculate the LCM of 68634 and 68654.

LCM(68634,68654) = 21 × 33 × 311 × 411 × 343271
LCM(68634,68654) = 2355999318