What is the Least Common Multiple of 68697 and 68709?
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 68697 and 68709 is 1573367391.
LCM(68697,68709) = 1573367391
Least Common Multiple of 68697 and 68709 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68697 and 68709, than apply into the LCM equation.
GCF(68697,68709) = 3
LCM(68697,68709) = ( 68697 × 68709) / 3
LCM(68697,68709) = 4720102173 / 3
LCM(68697,68709) = 1573367391
Least Common Multiple (LCM) of 68697 and 68709 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 68697 and 68709. First we will calculate the prime factors of 68697 and 68709.
Prime Factorization of 68697
Prime factors of 68697 are 3, 17, 449. Prime factorization of 68697 in exponential form is:
68697 = 32 × 171 × 4491
Prime Factorization of 68709
Prime factors of 68709 are 3, 37, 619. Prime factorization of 68709 in exponential form is:
68709 = 31 × 371 × 6191
Now multiplying the highest exponent prime factors to calculate the LCM of 68697 and 68709.
LCM(68697,68709) = 32 × 171 × 4491 × 371 × 6191
LCM(68697,68709) = 1573367391
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