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14831 is a prime number
BaseRepresentation
bin11100111101111
3202100022
43213233
5433311
6152355
761145
oct34757
922308
1014831
1110163
1286bb
13699b
145595
1545db
hex39ef

14831 has 2 divisors, whose sum is σ = 14832. Its totient is φ = 14830.

The previous prime is 14827. The next prime is 14843. The reversal of 14831 is 13841.

Subtracting from 14831 its reverse (13841), we obtain a triangular number (990 = T44).

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (13841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14831 - 22 = 14827 is a prime.

It is a super-2 number, since 2×148312 = 439917122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a plaindrome in base 13 and base 16.

It is a nialpdrome in base 5.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 14831.

It is not a weakly prime, because it can be changed into another prime (14821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7415 + 7416.

It is an arithmetic number, because the mean of its divisors is an integer number (7416).

214831 is an apocalyptic number.

14831 is a deficient number, since it is larger than the sum of its proper divisors (1).

14831 is an equidigital number, since it uses as much as digits as its factorization.

14831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96, while the sum is 17.

The square root of 14831 is about 121.7825931732. The cubic root of 14831 is about 24.5691507456.

The spelling of 14831 in words is "fourteen thousand, eight hundred thirty-one".