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What is the Least Common Multiple of 31301 and 31315?

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 31301 and 31315 is 980190815.

LCM(31301,31315) = 980190815

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Least Common Multiple of 31301 and 31315 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31301 and 31315, than apply into the LCM equation.

GCF(31301,31315) = 1
LCM(31301,31315) = ( 31301 × 31315) / 1
LCM(31301,31315) = 980190815 / 1
LCM(31301,31315) = 980190815

Least Common Multiple (LCM) of 31301 and 31315 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31301 and 31315. First we will calculate the prime factors of 31301 and 31315.

Prime Factorization of 31301

Prime factors of 31301 are 113, 277. Prime factorization of 31301 in exponential form is:

31301 = 1131 × 2771

Prime Factorization of 31315

Prime factors of 31315 are 5, 6263. Prime factorization of 31315 in exponential form is:

31315 = 51 × 62631

Now multiplying the highest exponent prime factors to calculate the LCM of 31301 and 31315.

LCM(31301,31315) = 1131 × 2771 × 51 × 62631
LCM(31301,31315) = 980190815