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What is the Least Common Multiple of 40700 and 40716?

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 40700 and 40716 is 414285300.

LCM(40700,40716) = 414285300

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Least Common Multiple of 40700 and 40716 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40700 and 40716, than apply into the LCM equation.

GCF(40700,40716) = 4
LCM(40700,40716) = ( 40700 × 40716) / 4
LCM(40700,40716) = 1657141200 / 4
LCM(40700,40716) = 414285300

Least Common Multiple (LCM) of 40700 and 40716 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40700 and 40716. First we will calculate the prime factors of 40700 and 40716.

Prime Factorization of 40700

Prime factors of 40700 are 2, 5, 11, 37. Prime factorization of 40700 in exponential form is:

40700 = 22 × 52 × 111 × 371

Prime Factorization of 40716

Prime factors of 40716 are 2, 3, 13, 29. Prime factorization of 40716 in exponential form is:

40716 = 22 × 33 × 131 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 40700 and 40716.

LCM(40700,40716) = 22 × 52 × 111 × 371 × 33 × 131 × 291
LCM(40700,40716) = 414285300