GCF and LCM Calculator Logo

What is the Least Common Multiple of 40817 and 40830?

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 40817 and 40830 is 1666558110.

LCM(40817,40830) = 1666558110

LCM Calculator and
and

Least Common Multiple of 40817 and 40830 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40817 and 40830, than apply into the LCM equation.

GCF(40817,40830) = 1
LCM(40817,40830) = ( 40817 × 40830) / 1
LCM(40817,40830) = 1666558110 / 1
LCM(40817,40830) = 1666558110

Least Common Multiple (LCM) of 40817 and 40830 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40817 and 40830. First we will calculate the prime factors of 40817 and 40830.

Prime Factorization of 40817

Prime factors of 40817 are 7, 17. Prime factorization of 40817 in exponential form is:

40817 = 74 × 171

Prime Factorization of 40830

Prime factors of 40830 are 2, 3, 5, 1361. Prime factorization of 40830 in exponential form is:

40830 = 21 × 31 × 51 × 13611

Now multiplying the highest exponent prime factors to calculate the LCM of 40817 and 40830.

LCM(40817,40830) = 74 × 171 × 21 × 31 × 51 × 13611
LCM(40817,40830) = 1666558110