GCF and LCM Calculator Logo

What is the Least Common Multiple of 67609 and 67615?

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 67609 and 67615 is 4571382535.

LCM(67609,67615) = 4571382535

LCM Calculator and
and

Least Common Multiple of 67609 and 67615 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67609 and 67615, than apply into the LCM equation.

GCF(67609,67615) = 1
LCM(67609,67615) = ( 67609 × 67615) / 1
LCM(67609,67615) = 4571382535 / 1
LCM(67609,67615) = 4571382535

Least Common Multiple (LCM) of 67609 and 67615 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67609 and 67615. First we will calculate the prime factors of 67609 and 67615.

Prime Factorization of 67609

Prime factors of 67609 are 17, 41, 97. Prime factorization of 67609 in exponential form is:

67609 = 171 × 411 × 971

Prime Factorization of 67615

Prime factors of 67615 are 5, 13523. Prime factorization of 67615 in exponential form is:

67615 = 51 × 135231

Now multiplying the highest exponent prime factors to calculate the LCM of 67609 and 67615.

LCM(67609,67615) = 171 × 411 × 971 × 51 × 135231
LCM(67609,67615) = 4571382535