Is 47701729 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 47 701 729 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 47 701 729, the only two divisors are 1 and 47 701 729. Therefore 47 701 729 is a prime number.
As a consequence, 47 701 729 is only a multiple of 1 and 47 701 729.
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Since 47701729 is a prime number, 47701729 is also a deficient number, that is to say 47701729 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 47701729 without 47701729 itself (that is 1, by definition!).