Is 53377609 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 53 377 609 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 53 377 609, the only two divisors are 1 and 53 377 609. Therefore 53 377 609 is a prime number.
As a consequence, 53 377 609 is only a multiple of 1 and 53 377 609.
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Since 53377609 is a prime number, 53377609 is also a deficient number, that is to say 53377609 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 53377609 without 53377609 itself (that is 1, by definition!).