Is 844 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
For 844, the answer is: No, 844 is not a prime number.
The list of all positive divisors (i.e., the list of all integers that divide 844) is as follows: 1, 2, 4, 211, 422, 844.
For 844 to be a prime number, it would have been required that 844 has only two divisors, i.e., itself and 1.
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As a consequence:
- 844 is a multiple of 1
- 844 is a multiple of 2
- 844 is a multiple of 4
- 844 is a multiple of 211
- 844 is a multiple of 422
For 844 to be a prime number, it would have been required that 844 has only two divisors, i.e., itself and 1.
Is 844 a deficient number?
Yes, 844 is a deficient number, that is to say 844 is a natural number that is strictly larger than the sum of its proper divisors, i.e., the divisors of 844 without 844 itself (that is 1 + 2 + 4 + 211 + 422 = 640).