What is the Least Common Multiple of 65990 and 66007?

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 65990 and 66007 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65990 and 66007, than apply into the LCM equation.

GCF(65990,66007) = 1
LCM(65990,66007) = ( 65990 × 66007) / 1
LCM(65990,66007) = 4355801930 / 1
LCM(65990,66007) = 4355801930

Least Common Multiple (LCM) of 65990 and 66007 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65990 and 66007. First we will calculate the prime factors of 65990 and 66007.

Prime Factorization of 65990

Prime Factorization of 66007

Now multiplying the highest exponent prime factors to calculate the LCM of 65990 and 66007.

LCM(65990,66007) = 2¹ × 5¹ × 6599¹ × 149¹ × 443¹
LCM(65990,66007) = 4355801930