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What is the Least Common Multiple of 79672 and 79685?

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 79672 and 79685 is 6348663320.

LCM(79672,79685) = 6348663320

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Least Common Multiple of 79672 and 79685 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79672 and 79685, than apply into the LCM equation.

GCF(79672,79685) = 1
LCM(79672,79685) = ( 79672 × 79685) / 1
LCM(79672,79685) = 6348663320 / 1
LCM(79672,79685) = 6348663320

Least Common Multiple (LCM) of 79672 and 79685 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79672 and 79685. First we will calculate the prime factors of 79672 and 79685.

Prime Factorization of 79672

Prime factors of 79672 are 2, 23, 433. Prime factorization of 79672 in exponential form is:

79672 = 23 × 231 × 4331

Prime Factorization of 79685

Prime factors of 79685 are 5, 15937. Prime factorization of 79685 in exponential form is:

79685 = 51 × 159371

Now multiplying the highest exponent prime factors to calculate the LCM of 79672 and 79685.

LCM(79672,79685) = 23 × 231 × 4331 × 51 × 159371
LCM(79672,79685) = 6348663320