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What is the Least Common Multiple of 47945 and 47949?

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 47945 and 47949 is 2298914805.

LCM(47945,47949) = 2298914805

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Least Common Multiple of 47945 and 47949 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47945 and 47949, than apply into the LCM equation.

GCF(47945,47949) = 1
LCM(47945,47949) = ( 47945 × 47949) / 1
LCM(47945,47949) = 2298914805 / 1
LCM(47945,47949) = 2298914805

Least Common Multiple (LCM) of 47945 and 47949 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47945 and 47949. First we will calculate the prime factors of 47945 and 47949.

Prime Factorization of 47945

Prime factors of 47945 are 5, 43, 223. Prime factorization of 47945 in exponential form is:

47945 = 51 × 431 × 2231

Prime Factorization of 47949

Prime factors of 47949 are 3, 11, 1453. Prime factorization of 47949 in exponential form is:

47949 = 31 × 111 × 14531

Now multiplying the highest exponent prime factors to calculate the LCM of 47945 and 47949.

LCM(47945,47949) = 51 × 431 × 2231 × 31 × 111 × 14531
LCM(47945,47949) = 2298914805