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What is the Least Common Multiple of 54474 and 54490?

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 54474 and 54490 is 1484144130.

LCM(54474,54490) = 1484144130

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Least Common Multiple of 54474 and 54490 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54474 and 54490, than apply into the LCM equation.

GCF(54474,54490) = 2
LCM(54474,54490) = ( 54474 × 54490) / 2
LCM(54474,54490) = 2968288260 / 2
LCM(54474,54490) = 1484144130

Least Common Multiple (LCM) of 54474 and 54490 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54474 and 54490. First we will calculate the prime factors of 54474 and 54490.

Prime Factorization of 54474

Prime factors of 54474 are 2, 3, 7, 1297. Prime factorization of 54474 in exponential form is:

54474 = 21 × 31 × 71 × 12971

Prime Factorization of 54490

Prime factors of 54490 are 2, 5, 5449. Prime factorization of 54490 in exponential form is:

54490 = 21 × 51 × 54491

Now multiplying the highest exponent prime factors to calculate the LCM of 54474 and 54490.

LCM(54474,54490) = 21 × 31 × 71 × 12971 × 51 × 54491
LCM(54474,54490) = 1484144130