Is 97009243 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 97 009 243 is a prime number.
Indeed, the definition of a prime numbers is to have exactly two distinct positive divisors, 1 and itself. A number is a divisor of another number when the remainder of Euclid’s division of the second one by the first one is zero. Concerning the number 97 009 243, the only two divisors are 1 and 97 009 243. Therefore 97 009 243 is a prime number.
As a consequence, 97 009 243 is only a multiple of 1 and 97 009 243.
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Since 97009243 is a prime number, 97009243 is also a deficient number, that is to say 97009243 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 97009243 without 97009243 itself (that is 1, by definition!).