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28835 = 57379
BaseRepresentation
bin111000010100011
31110112222
413002203
51410320
6341255
7150032
oct70243
943488
1028835
111a734
121482b
1310181
14a719
158825
hex70a3

28835 has 8 divisors (see below), whose sum is σ = 35520. Its totient is φ = 22464.

The previous prime is 28817. The next prime is 28837. The reversal of 28835 is 53882.

It can be divided in two parts, 288 and 35, that added together give a palindrome (323).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28835 - 26 = 28771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28837) 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 7 ways as a sum of consecutive naturals, for example, 326 + ... + 404.

It is an arithmetic number, because the mean of its divisors is an integer number (4440).

228835 is an apocalyptic number.

28835 is a deficient number, since it is larger than the sum of its proper divisors (6685).

28835 is an equidigital number, since it uses as much as digits as its factorization.

28835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157.

The product of its digits is 1920, while the sum is 26.

The square root of 28835 is about 169.8087159129. The cubic root of 28835 is about 30.6647893201.

The spelling of 28835 in words is "twenty-eight thousand, eight hundred thirty-five".

Divisors: 1 5 73 79 365 395 5767 28835