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What is the Least Common Multiple of 28865 and 28884?

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 28865 and 28884 is 833736660.

LCM(28865,28884) = 833736660

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Least Common Multiple of 28865 and 28884 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28865 and 28884, than apply into the LCM equation.

GCF(28865,28884) = 1
LCM(28865,28884) = ( 28865 × 28884) / 1
LCM(28865,28884) = 833736660 / 1
LCM(28865,28884) = 833736660

Least Common Multiple (LCM) of 28865 and 28884 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28865 and 28884. First we will calculate the prime factors of 28865 and 28884.

Prime Factorization of 28865

Prime factors of 28865 are 5, 23, 251. Prime factorization of 28865 in exponential form is:

28865 = 51 × 231 × 2511

Prime Factorization of 28884

Prime factors of 28884 are 2, 3, 29, 83. Prime factorization of 28884 in exponential form is:

28884 = 22 × 31 × 291 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 28865 and 28884.

LCM(28865,28884) = 51 × 231 × 2511 × 22 × 31 × 291 × 831
LCM(28865,28884) = 833736660