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BaseRepresentation
bin11100010010000011
312212220111
4130102003
512201333
62252151
7661510
oct342203
9185814
10115843
117a042
1257057
1340960
1430307
15244cd
hex1c483

115843 has 16 divisors (see below), whose sum is σ = 152320. Its totient is φ = 85536.

The previous prime is 115837. The next prime is 115849. The reversal of 115843 is 348511.

It is an interprime number because it is at equal distance from previous prime (115837) and next prime (115849).

It is a cyclic number.

It is not a de Polignac number, because 115843 - 25 = 115811 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1696 + ... + 1762.

It is an arithmetic number, because the mean of its divisors is an integer number (9520).

2115843 is an apocalyptic number.

115843 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

115843 is a deficient number, since it is larger than the sum of its proper divisors (36477).

115843 is a wasteful number, since it uses less digits than its factorization.

115843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106.

The product of its digits is 480, while the sum is 22.

The square root of 115843 is about 340.3571653425. The cubic root of 115843 is about 48.7479771240.

It can be divided in two parts, 1158 and 43, that multiplied together give a palindrome (49794).

The spelling of 115843 in words is "one hundred fifteen thousand, eight hundred forty-three".