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230004 = 22326389
BaseRepresentation
bin111000001001110100
3102200111200
4320021310
524330004
64532500
71645365
oct701164
9380450
10230004
11147895
12b1130
13808c8
145db6c
1548239
hex38274

230004 has 18 divisors (see below), whose sum is σ = 581490. Its totient is φ = 76656.

The previous prime is 230003. The next prime is 230017. The reversal of 230004 is 400032.

It can be written as a sum of positive squares in only one way, i.e., 121104 + 108900 = 348^2 + 330^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3159 + ... + 3230.

It is an arithmetic number, because the mean of its divisors is an integer number (32305).

2230004 is an apocalyptic number.

It is an amenable number.

230004 is an abundant number, since it is smaller than the sum of its proper divisors (351486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230004 is a wasteful number, since it uses less digits than its factorization.

230004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6399 (or 6394 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 230004 is about 479.5873226014. The cubic root of 230004 is about 61.2696119343.

Adding to 230004 its reverse (400032), we get a palindrome (630036).

The spelling of 230004 in words is "two hundred thirty thousand, four".

Divisors: 1 2 3 4 6 9 12 18 36 6389 12778 19167 25556 38334 57501 76668 115002 230004