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What is the Least Common Multiple of 31532 and 31552?

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 31532 and 31552 is 248724416.

LCM(31532,31552) = 248724416

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Least Common Multiple of 31532 and 31552 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31532 and 31552, than apply into the LCM equation.

GCF(31532,31552) = 4
LCM(31532,31552) = ( 31532 × 31552) / 4
LCM(31532,31552) = 994897664 / 4
LCM(31532,31552) = 248724416

Least Common Multiple (LCM) of 31532 and 31552 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31532 and 31552. First we will calculate the prime factors of 31532 and 31552.

Prime Factorization of 31532

Prime factors of 31532 are 2, 7883. Prime factorization of 31532 in exponential form is:

31532 = 22 × 78831

Prime Factorization of 31552

Prime factors of 31552 are 2, 17, 29. Prime factorization of 31552 in exponential form is:

31552 = 26 × 171 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 31532 and 31552.

LCM(31532,31552) = 26 × 78831 × 171 × 291
LCM(31532,31552) = 248724416