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What is the Least Common Multiple of 79288 and 79305?

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 79288 and 79305 is 369878520.

LCM(79288,79305) = 369878520

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Least Common Multiple of 79288 and 79305 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79288 and 79305, than apply into the LCM equation.

GCF(79288,79305) = 17
LCM(79288,79305) = ( 79288 × 79305) / 17
LCM(79288,79305) = 6287934840 / 17
LCM(79288,79305) = 369878520

Least Common Multiple (LCM) of 79288 and 79305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79288 and 79305. First we will calculate the prime factors of 79288 and 79305.

Prime Factorization of 79288

Prime factors of 79288 are 2, 11, 17, 53. Prime factorization of 79288 in exponential form is:

79288 = 23 × 111 × 171 × 531

Prime Factorization of 79305

Prime factors of 79305 are 3, 5, 17, 311. Prime factorization of 79305 in exponential form is:

79305 = 31 × 51 × 171 × 3111

Now multiplying the highest exponent prime factors to calculate the LCM of 79288 and 79305.

LCM(79288,79305) = 23 × 111 × 171 × 531 × 31 × 51 × 3111
LCM(79288,79305) = 369878520