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What is the Least Common Multiple of 79460 and 79464?

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 79460 and 79464 is 1578552360.

LCM(79460,79464) = 1578552360

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Least Common Multiple of 79460 and 79464 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79460 and 79464, than apply into the LCM equation.

GCF(79460,79464) = 4
LCM(79460,79464) = ( 79460 × 79464) / 4
LCM(79460,79464) = 6314209440 / 4
LCM(79460,79464) = 1578552360

Least Common Multiple (LCM) of 79460 and 79464 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79460 and 79464. First we will calculate the prime factors of 79460 and 79464.

Prime Factorization of 79460

Prime factors of 79460 are 2, 5, 29, 137. Prime factorization of 79460 in exponential form is:

79460 = 22 × 51 × 291 × 1371

Prime Factorization of 79464

Prime factors of 79464 are 2, 3, 7, 11, 43. Prime factorization of 79464 in exponential form is:

79464 = 23 × 31 × 71 × 111 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 79460 and 79464.

LCM(79460,79464) = 23 × 51 × 291 × 1371 × 31 × 71 × 111 × 431
LCM(79460,79464) = 1578552360