Is 48366991 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 48 366 991 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 48 366 991, the only two divisors are 1 and 48 366 991. Therefore 48 366 991 is a prime number.
As a consequence, 48 366 991 is only a multiple of 1 and 48 366 991.
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Since 48366991 is a prime number, 48366991 is also a deficient number, that is to say 48366991 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 48366991 without 48366991 itself (that is 1, by definition!).