What is the Least Common Multiple of 89609 and 89615?

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 of 89609 and 89615 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89609 and 89615, than apply into the LCM equation.

GCF(89609,89615) = 1
LCM(89609,89615) = ( 89609 × 89615) / 1
LCM(89609,89615) = 8030310535 / 1
LCM(89609,89615) = 8030310535

Least Common Multiple (LCM) of 89609 and 89615 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89609 and 89615. First we will calculate the prime factors of 89609 and 89615.

Prime Factorization of 89609

Prime Factorization of 89615

Now multiplying the highest exponent prime factors to calculate the LCM of 89609 and 89615.

LCM(89609,89615) = 13¹ × 61¹ × 113¹ × 5¹ × 17923¹
LCM(89609,89615) = 8030310535