GCF and LCM Calculator Logo

What is the Least Common Multiple of 87198 and 87205?

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 87198 and 87205 is 7604101590.

LCM(87198,87205) = 7604101590

LCM Calculator and
and

Least Common Multiple of 87198 and 87205 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87198 and 87205, than apply into the LCM equation.

GCF(87198,87205) = 1
LCM(87198,87205) = ( 87198 × 87205) / 1
LCM(87198,87205) = 7604101590 / 1
LCM(87198,87205) = 7604101590

Least Common Multiple (LCM) of 87198 and 87205 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87198 and 87205. First we will calculate the prime factors of 87198 and 87205.

Prime Factorization of 87198

Prime factors of 87198 are 2, 3, 14533. Prime factorization of 87198 in exponential form is:

87198 = 21 × 31 × 145331

Prime Factorization of 87205

Prime factors of 87205 are 5, 107, 163. Prime factorization of 87205 in exponential form is:

87205 = 51 × 1071 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 87198 and 87205.

LCM(87198,87205) = 21 × 31 × 145331 × 51 × 1071 × 1631
LCM(87198,87205) = 7604101590