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What is the Least Common Multiple of 79949 and 79958?

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 79949 and 79958 is 6392562142.

LCM(79949,79958) = 6392562142

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Least Common Multiple of 79949 and 79958 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79949 and 79958, than apply into the LCM equation.

GCF(79949,79958) = 1
LCM(79949,79958) = ( 79949 × 79958) / 1
LCM(79949,79958) = 6392562142 / 1
LCM(79949,79958) = 6392562142

Least Common Multiple (LCM) of 79949 and 79958 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79949 and 79958. First we will calculate the prime factors of 79949 and 79958.

Prime Factorization of 79949

Prime factors of 79949 are 31, 2579. Prime factorization of 79949 in exponential form is:

79949 = 311 × 25791

Prime Factorization of 79958

Prime factors of 79958 are 2, 39979. Prime factorization of 79958 in exponential form is:

79958 = 21 × 399791

Now multiplying the highest exponent prime factors to calculate the LCM of 79949 and 79958.

LCM(79949,79958) = 311 × 25791 × 21 × 399791
LCM(79949,79958) = 6392562142