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162133 = 732221
BaseRepresentation
bin100111100101010101
322020101221
4213211111
520142013
63250341
71243456
oct474525
9266357
10162133
111008a4
12799b1
1358a4a
144312d
153308d
hex27955

162133 has 4 divisors (see below), whose sum is σ = 164428. Its totient is φ = 159840.

The previous prime is 162119. The next prime is 162143. The reversal of 162133 is 331261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101124 + 61009 = 318^2 + 247^2 .

It is a cyclic number.

It is not a de Polignac number, because 162133 - 213 = 153941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1038 + ... + 1183.

It is an arithmetic number, because the mean of its divisors is an integer number (41107).

2162133 is an apocalyptic number.

It is an amenable number.

162133 is a deficient number, since it is larger than the sum of its proper divisors (2295).

162133 is an equidigital number, since it uses as much as digits as its factorization.

162133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294.

The product of its digits is 108, while the sum is 16.

The square root of 162133 is about 402.6574226312. The cubic root of 162133 is about 54.5285320400.

Adding to 162133 its reverse (331261), we get a palindrome (493394).

The spelling of 162133 in words is "one hundred sixty-two thousand, one hundred thirty-three".

Divisors: 1 73 2221 162133