What is the Least Common Multiple of 436 and 443?
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 436 and 443 is 193148.
LCM(436,443) = 193148
Least Common Multiple of 436 and 443 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 436 and 443, than apply into the LCM equation.
GCF(436,443) = 1
LCM(436,443) = ( 436 × 443) / 1
LCM(436,443) = 193148 / 1
LCM(436,443) = 193148
Least Common Multiple (LCM) of 436 and 443 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 436 and 443. First we will calculate the prime factors of 436 and 443.
Prime Factorization of 436
Prime factors of 436 are 2, 109. Prime factorization of 436 in exponential form is:
436 = 22 × 1091
Prime Factorization of 443
Prime factors of 443 are 443. Prime factorization of 443 in exponential form is:
443 = 4431
Now multiplying the highest exponent prime factors to calculate the LCM of 436 and 443.
LCM(436,443) = 22 × 1091 × 4431
LCM(436,443) = 193148
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