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What is the Least Common Multiple of 10974 and 10983?

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 10974 and 10983 is 40175814.

LCM(10974,10983) = 40175814

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Least Common Multiple of 10974 and 10983 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10974 and 10983, than apply into the LCM equation.

GCF(10974,10983) = 3
LCM(10974,10983) = ( 10974 × 10983) / 3
LCM(10974,10983) = 120527442 / 3
LCM(10974,10983) = 40175814

Least Common Multiple (LCM) of 10974 and 10983 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10974 and 10983. First we will calculate the prime factors of 10974 and 10983.

Prime Factorization of 10974

Prime factors of 10974 are 2, 3, 31, 59. Prime factorization of 10974 in exponential form is:

10974 = 21 × 31 × 311 × 591

Prime Factorization of 10983

Prime factors of 10983 are 3, 7, 523. Prime factorization of 10983 in exponential form is:

10983 = 31 × 71 × 5231

Now multiplying the highest exponent prime factors to calculate the LCM of 10974 and 10983.

LCM(10974,10983) = 21 × 31 × 311 × 591 × 71 × 5231
LCM(10974,10983) = 40175814