What is the Least Common Multiple of 61445 and 61453?

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 of 61445 and 61453 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61445 and 61453, than apply into the LCM equation.

GCF(61445,61453) = 1
LCM(61445,61453) = ( 61445 × 61453) / 1
LCM(61445,61453) = 3775979585 / 1
LCM(61445,61453) = 3775979585

Least Common Multiple (LCM) of 61445 and 61453 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61445 and 61453. First we will calculate the prime factors of 61445 and 61453.

Prime Factorization of 61445

Prime Factorization of 61453

Now multiplying the highest exponent prime factors to calculate the LCM of 61445 and 61453.

LCM(61445,61453) = 5¹ × 12289¹ × 7¹ × 8779¹
LCM(61445,61453) = 3775979585