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What is the Least Common Multiple of 28697 and 28714?

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 28697 and 28714 is 824005658.

LCM(28697,28714) = 824005658

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Least Common Multiple of 28697 and 28714 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28697 and 28714, than apply into the LCM equation.

GCF(28697,28714) = 1
LCM(28697,28714) = ( 28697 × 28714) / 1
LCM(28697,28714) = 824005658 / 1
LCM(28697,28714) = 824005658

Least Common Multiple (LCM) of 28697 and 28714 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28697 and 28714. First we will calculate the prime factors of 28697 and 28714.

Prime Factorization of 28697

Prime factors of 28697 are 28697. Prime factorization of 28697 in exponential form is:

28697 = 286971

Prime Factorization of 28714

Prime factors of 28714 are 2, 7, 293. Prime factorization of 28714 in exponential form is:

28714 = 21 × 72 × 2931

Now multiplying the highest exponent prime factors to calculate the LCM of 28697 and 28714.

LCM(28697,28714) = 286971 × 21 × 72 × 2931
LCM(28697,28714) = 824005658