What is the Least Common Multiple of 40045 and 40064?

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 40045 and 40064 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40045 and 40064, than apply into the LCM equation.

GCF(40045,40064) = 1
LCM(40045,40064) = ( 40045 × 40064) / 1
LCM(40045,40064) = 1604362880 / 1
LCM(40045,40064) = 1604362880

Least Common Multiple (LCM) of 40045 and 40064 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40045 and 40064. First we will calculate the prime factors of 40045 and 40064.

Prime Factorization of 40045

Prime Factorization of 40064

Now multiplying the highest exponent prime factors to calculate the LCM of 40045 and 40064.

LCM(40045,40064) = 5¹ × 8009¹ × 2⁷ × 313¹
LCM(40045,40064) = 1604362880