What is the Least Common Multiple of 89495 and 89509?

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 89495 and 89509 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89495 and 89509, than apply into the LCM equation.

GCF(89495,89509) = 7
LCM(89495,89509) = ( 89495 × 89509) / 7
LCM(89495,89509) = 8010607955 / 7
LCM(89495,89509) = 1144372565

Least Common Multiple (LCM) of 89495 and 89509 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89495 and 89509. First we will calculate the prime factors of 89495 and 89509.

Prime Factorization of 89495

Prime Factorization of 89509

Now multiplying the highest exponent prime factors to calculate the LCM of 89495 and 89509.

LCM(89495,89509) = 5¹ × 7¹ × 2557¹ × 19¹ × 673¹
LCM(89495,89509) = 1144372565