What is the Least Common Multiple of 71921 and 71937?

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 71921 and 71937 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71921 and 71937, than apply into the LCM equation.

GCF(71921,71937) = 1
LCM(71921,71937) = ( 71921 × 71937) / 1
LCM(71921,71937) = 5173780977 / 1
LCM(71921,71937) = 5173780977

Least Common Multiple (LCM) of 71921 and 71937 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71921 and 71937. First we will calculate the prime factors of 71921 and 71937.

Prime Factorization of 71921

Prime Factorization of 71937

Now multiplying the highest exponent prime factors to calculate the LCM of 71921 and 71937.

LCM(71921,71937) = 23¹ × 53¹ × 59¹ × 3² × 7993¹
LCM(71921,71937) = 5173780977