What is the Least Common Multiple of 91961 and 91971?

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 91961 and 91971 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91961 and 91971, than apply into the LCM equation.

GCF(91961,91971) = 1
LCM(91961,91971) = ( 91961 × 91971) / 1
LCM(91961,91971) = 8457745131 / 1
LCM(91961,91971) = 8457745131

Least Common Multiple (LCM) of 91961 and 91971 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91961 and 91971. First we will calculate the prime factors of 91961 and 91971.

Prime Factorization of 91961

Prime Factorization of 91971

Now multiplying the highest exponent prime factors to calculate the LCM of 91961 and 91971.

LCM(91961,91971) = 91961¹ × 3² × 11¹ × 929¹
LCM(91961,91971) = 8457745131