What is the Least Common Multiple of 97915 and 97921?

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 97915 and 97921 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97915 and 97921, than apply into the LCM equation.

GCF(97915,97921) = 1
LCM(97915,97921) = ( 97915 × 97921) / 1
LCM(97915,97921) = 9587934715 / 1
LCM(97915,97921) = 9587934715

Least Common Multiple (LCM) of 97915 and 97921 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97915 and 97921. First we will calculate the prime factors of 97915 and 97921.

Prime Factorization of 97915

Prime Factorization of 97921

Now multiplying the highest exponent prime factors to calculate the LCM of 97915 and 97921.

LCM(97915,97921) = 5¹ × 19583¹ × 181¹ × 541¹
LCM(97915,97921) = 9587934715