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34165 = 56833
BaseRepresentation
bin1000010101110101
31201212101
420111311
52043130
6422101
7201415
oct102565
951771
1034165
112373a
1217931
1312721
14c645
15a1ca
hex8575

34165 has 4 divisors (see below), whose sum is σ = 41004. Its totient is φ = 27328.

The previous prime is 34159. The next prime is 34171. The reversal of 34165 is 56143.

34165 is nontrivially palindromic in base 13.

34165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56143 = 232441.

It is an interprime number because it is at equal distance from previous prime (34159) and next prime (34171).

It can be written as a sum of positive squares in 2 ways, for example, as 7921 + 26244 = 89^2 + 162^2 .

It is a cyclic number.

It is not a de Polignac number, because 34165 - 23 = 34157 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3412 + ... + 3421.

It is an arithmetic number, because the mean of its divisors is an integer number (10251).

234165 is an apocalyptic number.

It is an amenable number.

34165 is a deficient number, since it is larger than the sum of its proper divisors (6839).

34165 is an equidigital number, since it uses as much as digits as its factorization.

34165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6838.

The product of its digits is 360, while the sum is 19.

The square root of 34165 is about 184.8377667037. The cubic root of 34165 is about 32.4484389520.

It can be divided in two parts, 341 and 65, that added together give a triangular number (406 = T28).

The spelling of 34165 in words is "thirty-four thousand, one hundred sixty-five".

Divisors: 1 5 6833 34165