Is 41978267 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 41 978 267 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 41 978 267, the only two divisors are 1 and 41 978 267. Therefore 41 978 267 is a prime number.
As a consequence, 41 978 267 is only a multiple of 1 and 41 978 267.
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Since 41978267 is a prime number, 41978267 is also a deficient number, that is to say 41978267 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 41978267 without 41978267 itself (that is 1, by definition!).