What is the Least Common Multiple of 31070 and 31074?
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 31070 and 31074 is 482734590.
LCM(31070,31074) = 482734590
Least Common Multiple of 31070 and 31074 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31070 and 31074, than apply into the LCM equation.
GCF(31070,31074) = 2
LCM(31070,31074) = ( 31070 × 31074) / 2
LCM(31070,31074) = 965469180 / 2
LCM(31070,31074) = 482734590
Least Common Multiple (LCM) of 31070 and 31074 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 31070 and 31074. First we will calculate the prime factors of 31070 and 31074.
Prime Factorization of 31070
Prime factors of 31070 are 2, 5, 13, 239. Prime factorization of 31070 in exponential form is:
31070 = 21 × 51 × 131 × 2391
Prime Factorization of 31074
Prime factors of 31074 are 2, 3, 5179. Prime factorization of 31074 in exponential form is:
31074 = 21 × 31 × 51791
Now multiplying the highest exponent prime factors to calculate the LCM of 31070 and 31074.
LCM(31070,31074) = 21 × 51 × 131 × 2391 × 31 × 51791
LCM(31070,31074) = 482734590
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