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What is the Least Common Multiple of 78983 and 79002?

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 78983 and 79002 is 328411314.

LCM(78983,79002) = 328411314

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Least Common Multiple of 78983 and 79002 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78983 and 79002, than apply into the LCM equation.

GCF(78983,79002) = 19
LCM(78983,79002) = ( 78983 × 79002) / 19
LCM(78983,79002) = 6239814966 / 19
LCM(78983,79002) = 328411314

Least Common Multiple (LCM) of 78983 and 79002 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78983 and 79002. First we will calculate the prime factors of 78983 and 79002.

Prime Factorization of 78983

Prime factors of 78983 are 19, 4157. Prime factorization of 78983 in exponential form is:

78983 = 191 × 41571

Prime Factorization of 79002

Prime factors of 79002 are 2, 3, 7, 11, 19. Prime factorization of 79002 in exponential form is:

79002 = 21 × 33 × 71 × 111 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 78983 and 79002.

LCM(78983,79002) = 191 × 41571 × 21 × 33 × 71 × 111
LCM(78983,79002) = 328411314