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What is the Least Common Multiple of 28942 and 28959?

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 28942 and 28959 is 838131378.

LCM(28942,28959) = 838131378

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Least Common Multiple of 28942 and 28959 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28942 and 28959, than apply into the LCM equation.

GCF(28942,28959) = 1
LCM(28942,28959) = ( 28942 × 28959) / 1
LCM(28942,28959) = 838131378 / 1
LCM(28942,28959) = 838131378

Least Common Multiple (LCM) of 28942 and 28959 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28942 and 28959. First we will calculate the prime factors of 28942 and 28959.

Prime Factorization of 28942

Prime factors of 28942 are 2, 29, 499. Prime factorization of 28942 in exponential form is:

28942 = 21 × 291 × 4991

Prime Factorization of 28959

Prime factors of 28959 are 3, 7, 197. Prime factorization of 28959 in exponential form is:

28959 = 31 × 72 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 28942 and 28959.

LCM(28942,28959) = 21 × 291 × 4991 × 31 × 72 × 1971
LCM(28942,28959) = 838131378