GCF and LCM Calculator Logo

What is the Least Common Multiple of 67886 and 67890?

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 67886 and 67890 is 2304390270.

LCM(67886,67890) = 2304390270

LCM Calculator and
and

Least Common Multiple of 67886 and 67890 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67886 and 67890, than apply into the LCM equation.

GCF(67886,67890) = 2
LCM(67886,67890) = ( 67886 × 67890) / 2
LCM(67886,67890) = 4608780540 / 2
LCM(67886,67890) = 2304390270

Least Common Multiple (LCM) of 67886 and 67890 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67886 and 67890. First we will calculate the prime factors of 67886 and 67890.

Prime Factorization of 67886

Prime factors of 67886 are 2, 7, 13, 373. Prime factorization of 67886 in exponential form is:

67886 = 21 × 71 × 131 × 3731

Prime Factorization of 67890

Prime factors of 67890 are 2, 3, 5, 31, 73. Prime factorization of 67890 in exponential form is:

67890 = 21 × 31 × 51 × 311 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 67886 and 67890.

LCM(67886,67890) = 21 × 71 × 131 × 3731 × 31 × 51 × 311 × 731
LCM(67886,67890) = 2304390270