What is the Least Common Multiple of 90785 and 90791?

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 90785 and 90791 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90785 and 90791, than apply into the LCM equation.

GCF(90785,90791) = 1
LCM(90785,90791) = ( 90785 × 90791) / 1
LCM(90785,90791) = 8242460935 / 1
LCM(90785,90791) = 8242460935

Least Common Multiple (LCM) of 90785 and 90791 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90785 and 90791. First we will calculate the prime factors of 90785 and 90791.

Prime Factorization of 90785

Prime Factorization of 90791

Now multiplying the highest exponent prime factors to calculate the LCM of 90785 and 90791.

LCM(90785,90791) = 5¹ × 67¹ × 271¹ × 163¹ × 557¹
LCM(90785,90791) = 8242460935