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What is the Least Common Multiple of 15976 and 15983?

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 15976 and 15983 is 255344408.

LCM(15976,15983) = 255344408

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Least Common Multiple of 15976 and 15983 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15976 and 15983, than apply into the LCM equation.

GCF(15976,15983) = 1
LCM(15976,15983) = ( 15976 × 15983) / 1
LCM(15976,15983) = 255344408 / 1
LCM(15976,15983) = 255344408

Least Common Multiple (LCM) of 15976 and 15983 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15976 and 15983. First we will calculate the prime factors of 15976 and 15983.

Prime Factorization of 15976

Prime factors of 15976 are 2, 1997. Prime factorization of 15976 in exponential form is:

15976 = 23 × 19971

Prime Factorization of 15983

Prime factors of 15983 are 11, 1453. Prime factorization of 15983 in exponential form is:

15983 = 111 × 14531

Now multiplying the highest exponent prime factors to calculate the LCM of 15976 and 15983.

LCM(15976,15983) = 23 × 19971 × 111 × 14531
LCM(15976,15983) = 255344408