Is 711 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
For 711, the answer is: No, 711 is not a prime number.
The list of all positive divisors (i.e., the list of all integers that divide 711) is as follows: 1, 3, 9, 79, 237, 711.
For 711 to be a prime number, it would have been required that 711 has only two divisors, i.e., itself and 1.
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As a consequence:
- 711 is a multiple of 1
- 711 is a multiple of 3
- 711 is a multiple of 9
- 711 is a multiple of 79
- 711 is a multiple of 237
For 711 to be a prime number, it would have been required that 711 has only two divisors, i.e., itself and 1.
Is 711 a deficient number?
Yes, 711 is a deficient number, that is to say 711 is a natural number that is strictly larger than the sum of its proper divisors, i.e., the divisors of 711 without 711 itself (that is 1 + 3 + 9 + 79 + 237 = 329).