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What is the Least Common Multiple of 25921 and 25931?

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 25921 and 25931 is 672157451.

LCM(25921,25931) = 672157451

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Least Common Multiple of 25921 and 25931 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25921 and 25931, than apply into the LCM equation.

GCF(25921,25931) = 1
LCM(25921,25931) = ( 25921 × 25931) / 1
LCM(25921,25931) = 672157451 / 1
LCM(25921,25931) = 672157451

Least Common Multiple (LCM) of 25921 and 25931 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25921 and 25931. First we will calculate the prime factors of 25921 and 25931.

Prime Factorization of 25921

Prime factors of 25921 are 7, 23. Prime factorization of 25921 in exponential form is:

25921 = 72 × 232

Prime Factorization of 25931

Prime factors of 25931 are 25931. Prime factorization of 25931 in exponential form is:

25931 = 259311

Now multiplying the highest exponent prime factors to calculate the LCM of 25921 and 25931.

LCM(25921,25931) = 72 × 232 × 259311
LCM(25921,25931) = 672157451