Is 55461331 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 55 461 331 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 55 461 331, the only two divisors are 1 and 55 461 331. Therefore 55 461 331 is a prime number.
As a consequence, 55 461 331 is only a multiple of 1 and 55 461 331.
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Since 55461331 is a prime number, 55461331 is also a deficient number, that is to say 55461331 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 55461331 without 55461331 itself (that is 1, by definition!).