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What is the Least Common Multiple of 25724 and 25730?

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 25724 and 25730 is 330939260.

LCM(25724,25730) = 330939260

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Least Common Multiple of 25724 and 25730 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25724 and 25730, than apply into the LCM equation.

GCF(25724,25730) = 2
LCM(25724,25730) = ( 25724 × 25730) / 2
LCM(25724,25730) = 661878520 / 2
LCM(25724,25730) = 330939260

Least Common Multiple (LCM) of 25724 and 25730 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25724 and 25730. First we will calculate the prime factors of 25724 and 25730.

Prime Factorization of 25724

Prime factors of 25724 are 2, 59, 109. Prime factorization of 25724 in exponential form is:

25724 = 22 × 591 × 1091

Prime Factorization of 25730

Prime factors of 25730 are 2, 5, 31, 83. Prime factorization of 25730 in exponential form is:

25730 = 21 × 51 × 311 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 25724 and 25730.

LCM(25724,25730) = 22 × 591 × 1091 × 51 × 311 × 831
LCM(25724,25730) = 330939260