Is 42670367 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 42 670 367 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 42 670 367, the only two divisors are 1 and 42 670 367. Therefore 42 670 367 is a prime number.
As a consequence, 42 670 367 is only a multiple of 1 and 42 670 367.
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Since 42670367 is a prime number, 42670367 is also a deficient number, that is to say 42670367 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 42670367 without 42670367 itself (that is 1, by definition!).