What is the Least Common Multiple of 16520 and 16532?
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 16520 and 16532 is 68277160.
LCM(16520,16532) = 68277160
Least Common Multiple of 16520 and 16532 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16520 and 16532, than apply into the LCM equation.
GCF(16520,16532) = 4
LCM(16520,16532) = ( 16520 × 16532) / 4
LCM(16520,16532) = 273108640 / 4
LCM(16520,16532) = 68277160
Least Common Multiple (LCM) of 16520 and 16532 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 16520 and 16532. First we will calculate the prime factors of 16520 and 16532.
Prime Factorization of 16520
Prime factors of 16520 are 2, 5, 7, 59. Prime factorization of 16520 in exponential form is:
16520 = 23 × 51 × 71 × 591
Prime Factorization of 16532
Prime factors of 16532 are 2, 4133. Prime factorization of 16532 in exponential form is:
16532 = 22 × 41331
Now multiplying the highest exponent prime factors to calculate the LCM of 16520 and 16532.
LCM(16520,16532) = 23 × 51 × 71 × 591 × 41331
LCM(16520,16532) = 68277160
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