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What is the Least Common Multiple of 28907 and 28918?

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 28907 and 28918 is 835932626.

LCM(28907,28918) = 835932626

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Least Common Multiple of 28907 and 28918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28907 and 28918, than apply into the LCM equation.

GCF(28907,28918) = 1
LCM(28907,28918) = ( 28907 × 28918) / 1
LCM(28907,28918) = 835932626 / 1
LCM(28907,28918) = 835932626

Least Common Multiple (LCM) of 28907 and 28918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28907 and 28918. First we will calculate the prime factors of 28907 and 28918.

Prime Factorization of 28907

Prime factors of 28907 are 137, 211. Prime factorization of 28907 in exponential form is:

28907 = 1371 × 2111

Prime Factorization of 28918

Prime factors of 28918 are 2, 19, 761. Prime factorization of 28918 in exponential form is:

28918 = 21 × 191 × 7611

Now multiplying the highest exponent prime factors to calculate the LCM of 28907 and 28918.

LCM(28907,28918) = 1371 × 2111 × 21 × 191 × 7611
LCM(28907,28918) = 835932626