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What is the Least Common Multiple of 38829 and 38840?

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 38829 and 38840 is 1508118360.

LCM(38829,38840) = 1508118360

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Least Common Multiple of 38829 and 38840 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38829 and 38840, than apply into the LCM equation.

GCF(38829,38840) = 1
LCM(38829,38840) = ( 38829 × 38840) / 1
LCM(38829,38840) = 1508118360 / 1
LCM(38829,38840) = 1508118360

Least Common Multiple (LCM) of 38829 and 38840 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38829 and 38840. First we will calculate the prime factors of 38829 and 38840.

Prime Factorization of 38829

Prime factors of 38829 are 3, 7, 43. Prime factorization of 38829 in exponential form is:

38829 = 31 × 71 × 432

Prime Factorization of 38840

Prime factors of 38840 are 2, 5, 971. Prime factorization of 38840 in exponential form is:

38840 = 23 × 51 × 9711

Now multiplying the highest exponent prime factors to calculate the LCM of 38829 and 38840.

LCM(38829,38840) = 31 × 71 × 432 × 23 × 51 × 9711
LCM(38829,38840) = 1508118360