Is 47416979 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 47 416 979 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 47 416 979, the only two divisors are 1 and 47 416 979. Therefore 47 416 979 is a prime number.
As a consequence, 47 416 979 is only a multiple of 1 and 47 416 979.
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Since 47416979 is a prime number, 47416979 is also a deficient number, that is to say 47416979 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 47416979 without 47416979 itself (that is 1, by definition!).