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What is the Least Common Multiple of 78366 and 78374?

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 78366 and 78374 is 3070928442.

LCM(78366,78374) = 3070928442

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Least Common Multiple of 78366 and 78374 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78366 and 78374, than apply into the LCM equation.

GCF(78366,78374) = 2
LCM(78366,78374) = ( 78366 × 78374) / 2
LCM(78366,78374) = 6141856884 / 2
LCM(78366,78374) = 3070928442

Least Common Multiple (LCM) of 78366 and 78374 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78366 and 78374. First we will calculate the prime factors of 78366 and 78374.

Prime Factorization of 78366

Prime factors of 78366 are 2, 3, 37, 353. Prime factorization of 78366 in exponential form is:

78366 = 21 × 31 × 371 × 3531

Prime Factorization of 78374

Prime factors of 78374 are 2, 149, 263. Prime factorization of 78374 in exponential form is:

78374 = 21 × 1491 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 78366 and 78374.

LCM(78366,78374) = 21 × 31 × 371 × 3531 × 1491 × 2631
LCM(78366,78374) = 3070928442