Is 42716437 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 42 716 437 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 42 716 437, the only two divisors are 1 and 42 716 437. Therefore 42 716 437 is a prime number.
As a consequence, 42 716 437 is only a multiple of 1 and 42 716 437.
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Since 42716437 is a prime number, 42716437 is also a deficient number, that is to say 42716437 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 42716437 without 42716437 itself (that is 1, by definition!).