GCF and LCM Calculator Logo

What is the Least Common Multiple of 40547 and 40565?

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 (LCM) of 40547 and 40565 is 1644789055.

LCM(40547,40565) = 1644789055

LCM Calculator and
and

Least Common Multiple of 40547 and 40565 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40547 and 40565, than apply into the LCM equation.

GCF(40547,40565) = 1
LCM(40547,40565) = ( 40547 × 40565) / 1
LCM(40547,40565) = 1644789055 / 1
LCM(40547,40565) = 1644789055

Least Common Multiple (LCM) of 40547 and 40565 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40547 and 40565. First we will calculate the prime factors of 40547 and 40565.

Prime Factorization of 40547

Prime factors of 40547 are 13, 3119. Prime factorization of 40547 in exponential form is:

40547 = 131 × 31191

Prime Factorization of 40565

Prime factors of 40565 are 5, 7, 19, 61. Prime factorization of 40565 in exponential form is:

40565 = 51 × 71 × 191 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 40547 and 40565.

LCM(40547,40565) = 131 × 31191 × 51 × 71 × 191 × 611
LCM(40547,40565) = 1644789055