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165275 = 5211601
BaseRepresentation
bin101000010110011011
322101201022
4220112123
520242100
63313055
71255565
oct502633
9271638
10165275
111031a0
127b78b
135a2c6
1444335
1533e85
hex2859b

165275 has 12 divisors (see below), whose sum is σ = 223944. Its totient is φ = 120000.

The previous prime is 165247. The next prime is 165287. The reversal of 165275 is 572561.

165275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 165275 - 26 = 165211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26 + ... + 575.

It is an arithmetic number, because the mean of its divisors is an integer number (18662).

2165275 is an apocalyptic number.

165275 is a deficient number, since it is larger than the sum of its proper divisors (58669).

165275 is a wasteful number, since it uses less digits than its factorization.

165275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 617 counting only the distinct ones).

The product of its digits is 2100, while the sum is 26.

The square root of 165275 is about 406.5402809071. The cubic root of 165275 is about 54.8785197591.

The spelling of 165275 in words is "one hundred sixty-five thousand, two hundred seventy-five".

Divisors: 1 5 11 25 55 275 601 3005 6611 15025 33055 165275