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What is the Least Common Multiple of 79458 and 79465?

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 79458 and 79465 is 6314129970.

LCM(79458,79465) = 6314129970

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Least Common Multiple of 79458 and 79465 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79458 and 79465, than apply into the LCM equation.

GCF(79458,79465) = 1
LCM(79458,79465) = ( 79458 × 79465) / 1
LCM(79458,79465) = 6314129970 / 1
LCM(79458,79465) = 6314129970

Least Common Multiple (LCM) of 79458 and 79465 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79458 and 79465. First we will calculate the prime factors of 79458 and 79465.

Prime Factorization of 79458

Prime factors of 79458 are 2, 3, 17, 19, 41. Prime factorization of 79458 in exponential form is:

79458 = 21 × 31 × 171 × 191 × 411

Prime Factorization of 79465

Prime factors of 79465 are 5, 23, 691. Prime factorization of 79465 in exponential form is:

79465 = 51 × 231 × 6911

Now multiplying the highest exponent prime factors to calculate the LCM of 79458 and 79465.

LCM(79458,79465) = 21 × 31 × 171 × 191 × 411 × 51 × 231 × 6911
LCM(79458,79465) = 6314129970