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What is the Least Common Multiple of 79822 and 79830?

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 79822 and 79830 is 3186095130.

LCM(79822,79830) = 3186095130

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Least Common Multiple of 79822 and 79830 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79822 and 79830, than apply into the LCM equation.

GCF(79822,79830) = 2
LCM(79822,79830) = ( 79822 × 79830) / 2
LCM(79822,79830) = 6372190260 / 2
LCM(79822,79830) = 3186095130

Least Common Multiple (LCM) of 79822 and 79830 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79822 and 79830. First we will calculate the prime factors of 79822 and 79830.

Prime Factorization of 79822

Prime factors of 79822 are 2, 107, 373. Prime factorization of 79822 in exponential form is:

79822 = 21 × 1071 × 3731

Prime Factorization of 79830

Prime factors of 79830 are 2, 3, 5, 887. Prime factorization of 79830 in exponential form is:

79830 = 21 × 32 × 51 × 8871

Now multiplying the highest exponent prime factors to calculate the LCM of 79822 and 79830.

LCM(79822,79830) = 21 × 1071 × 3731 × 32 × 51 × 8871
LCM(79822,79830) = 3186095130