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What is the Least Common Multiple of 28808 and 28825?

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 28808 and 28825 is 830390600.

LCM(28808,28825) = 830390600

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Least Common Multiple of 28808 and 28825 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28808 and 28825, than apply into the LCM equation.

GCF(28808,28825) = 1
LCM(28808,28825) = ( 28808 × 28825) / 1
LCM(28808,28825) = 830390600 / 1
LCM(28808,28825) = 830390600

Least Common Multiple (LCM) of 28808 and 28825 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28808 and 28825. First we will calculate the prime factors of 28808 and 28825.

Prime Factorization of 28808

Prime factors of 28808 are 2, 13, 277. Prime factorization of 28808 in exponential form is:

28808 = 23 × 131 × 2771

Prime Factorization of 28825

Prime factors of 28825 are 5, 1153. Prime factorization of 28825 in exponential form is:

28825 = 52 × 11531

Now multiplying the highest exponent prime factors to calculate the LCM of 28808 and 28825.

LCM(28808,28825) = 23 × 131 × 2771 × 52 × 11531
LCM(28808,28825) = 830390600