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What is the Least Common Multiple of 15955 and 15964?

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 15955 and 15964 is 254705620.

LCM(15955,15964) = 254705620

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Least Common Multiple of 15955 and 15964 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15955 and 15964, than apply into the LCM equation.

GCF(15955,15964) = 1
LCM(15955,15964) = ( 15955 × 15964) / 1
LCM(15955,15964) = 254705620 / 1
LCM(15955,15964) = 254705620

Least Common Multiple (LCM) of 15955 and 15964 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15955 and 15964. First we will calculate the prime factors of 15955 and 15964.

Prime Factorization of 15955

Prime factors of 15955 are 5, 3191. Prime factorization of 15955 in exponential form is:

15955 = 51 × 31911

Prime Factorization of 15964

Prime factors of 15964 are 2, 13, 307. Prime factorization of 15964 in exponential form is:

15964 = 22 × 131 × 3071

Now multiplying the highest exponent prime factors to calculate the LCM of 15955 and 15964.

LCM(15955,15964) = 51 × 31911 × 22 × 131 × 3071
LCM(15955,15964) = 254705620