Is 24391009 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 24 391 009 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 24 391 009, the only two divisors are 1 and 24 391 009. Therefore 24 391 009 is a prime number.
As a consequence, 24 391 009 is only a multiple of 1 and 24 391 009.
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Since 24391009 is a prime number, 24391009 is also a deficient number, that is to say 24391009 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 24391009 without 24391009 itself (that is 1, by definition!).