Is 47437211 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 47 437 211 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 47 437 211, the only two divisors are 1 and 47 437 211. Therefore 47 437 211 is a prime number.
As a consequence, 47 437 211 is only a multiple of 1 and 47 437 211.
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Since 47437211 is a prime number, 47437211 is also a deficient number, that is to say 47437211 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 47437211 without 47437211 itself (that is 1, by definition!).