What is the Least Common Multiple of 96991 and 97009?

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 96991 and 97009 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 96991 and 97009, than apply into the LCM equation.

GCF(96991,97009) = 1
LCM(96991,97009) = ( 96991 × 97009) / 1
LCM(96991,97009) = 9408999919 / 1
LCM(96991,97009) = 9408999919

Least Common Multiple (LCM) of 96991 and 97009 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 96991 and 97009. First we will calculate the prime factors of 96991 and 97009.

Prime Factorization of 96991

Prime Factorization of 97009

Now multiplying the highest exponent prime factors to calculate the LCM of 96991 and 97009.

LCM(96991,97009) = 23¹ × 4217¹ × 11¹ × 8819¹
LCM(96991,97009) = 9408999919