GCF and LCM Calculator Logo

What is the Least Common Multiple of 29440 and 29460?

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 29440 and 29460 is 43365120.

LCM(29440,29460) = 43365120

LCM Calculator and
and

Least Common Multiple of 29440 and 29460 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29440 and 29460, than apply into the LCM equation.

GCF(29440,29460) = 20
LCM(29440,29460) = ( 29440 × 29460) / 20
LCM(29440,29460) = 867302400 / 20
LCM(29440,29460) = 43365120

Least Common Multiple (LCM) of 29440 and 29460 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29440 and 29460. First we will calculate the prime factors of 29440 and 29460.

Prime Factorization of 29440

Prime factors of 29440 are 2, 5, 23. Prime factorization of 29440 in exponential form is:

29440 = 28 × 51 × 231

Prime Factorization of 29460

Prime factors of 29460 are 2, 3, 5, 491. Prime factorization of 29460 in exponential form is:

29460 = 22 × 31 × 51 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 29440 and 29460.

LCM(29440,29460) = 28 × 51 × 231 × 31 × 4911
LCM(29440,29460) = 43365120