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What is the Least Common Multiple of 55940 and 55949?

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 55940 and 55949 is 3129787060.

LCM(55940,55949) = 3129787060

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Least Common Multiple of 55940 and 55949 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55940 and 55949, than apply into the LCM equation.

GCF(55940,55949) = 1
LCM(55940,55949) = ( 55940 × 55949) / 1
LCM(55940,55949) = 3129787060 / 1
LCM(55940,55949) = 3129787060

Least Common Multiple (LCM) of 55940 and 55949 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55940 and 55949. First we will calculate the prime factors of 55940 and 55949.

Prime Factorization of 55940

Prime factors of 55940 are 2, 5, 2797. Prime factorization of 55940 in exponential form is:

55940 = 22 × 51 × 27971

Prime Factorization of 55949

Prime factors of 55949 are 55949. Prime factorization of 55949 in exponential form is:

55949 = 559491

Now multiplying the highest exponent prime factors to calculate the LCM of 55940 and 55949.

LCM(55940,55949) = 22 × 51 × 27971 × 559491
LCM(55940,55949) = 3129787060