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808130 = 25211383
BaseRepresentation
bin11000101010011000010
31112001112202
43011103002
5201330010
625153202
76604031
oct3052302
91461482
10808130
11502184
1232b802
13223aab
14170718
1510e6a5
hexc54c2

808130 has 16 divisors (see below), whose sum is σ = 1465344. Its totient is φ = 320880.

The previous prime is 808111. The next prime is 808147. The reversal of 808130 is 31808.

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1919 + ... + 2301.

It is an arithmetic number, because the mean of its divisors is an integer number (91584).

2808130 is an apocalyptic number.

808130 is a deficient number, since it is larger than the sum of its proper divisors (657214).

808130 is a wasteful number, since it uses less digits than its factorization.

808130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 808130 is about 898.9605108123. The cubic root of 808130 is about 93.1451850304.

Adding to 808130 its reverse (31808), we get a palindrome (839938).

The spelling of 808130 in words is "eight hundred eight thousand, one hundred thirty".

Divisors: 1 2 5 10 211 383 422 766 1055 1915 2110 3830 80813 161626 404065 808130