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What is the Least Common Multiple of 33971 and 33981?

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 33971 and 33981 is 1154368551.

LCM(33971,33981) = 1154368551

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Least Common Multiple of 33971 and 33981 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33971 and 33981, than apply into the LCM equation.

GCF(33971,33981) = 1
LCM(33971,33981) = ( 33971 × 33981) / 1
LCM(33971,33981) = 1154368551 / 1
LCM(33971,33981) = 1154368551

Least Common Multiple (LCM) of 33971 and 33981 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33971 and 33981. First we will calculate the prime factors of 33971 and 33981.

Prime Factorization of 33971

Prime factors of 33971 are 7, 23, 211. Prime factorization of 33971 in exponential form is:

33971 = 71 × 231 × 2111

Prime Factorization of 33981

Prime factors of 33981 are 3, 47, 241. Prime factorization of 33981 in exponential form is:

33981 = 31 × 471 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 33971 and 33981.

LCM(33971,33981) = 71 × 231 × 2111 × 31 × 471 × 2411
LCM(33971,33981) = 1154368551