Is 997376693 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 997 376 693 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 997 376 693, the only two divisors are 1 and 997 376 693. Therefore 997 376 693 is a prime number.
As a consequence, 997 376 693 is only a multiple of 1 and 997 376 693.
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Since 997376693 is a prime number, 997376693 is also a deficient number, that is to say 997376693 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 997376693 without 997376693 itself (that is 1, by definition!).