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230132004 = 22319177667
BaseRepresentation
bin11011011011110…
…00100100100100
3121001000220202120
431231320210210
5432403211004
634500305540
75463042534
oct1555704444
9531026676
10230132004
111089a3643
12650a22b0
13388a73ab
14227c74c4
151530c3d9
hexdb78924

230132004 has 12 divisors (see below), whose sum is σ = 536974704. Its totient is φ = 76710664.

The previous prime is 230131981. The next prime is 230132093. The reversal of 230132004 is 400231032.

230132004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9588822 + ... + 9588845.

It is an arithmetic number, because the mean of its divisors is an integer number (44747892).

Almost surely, 2230132004 is an apocalyptic number.

It is an amenable number.

230132004 is an abundant number, since it is smaller than the sum of its proper divisors (306842700).

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

230132004 is a wasteful number, since it uses less digits than its factorization.

230132004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19177674 (or 19177672 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 230132004 is about 15170.1023068403. The cubic root of 230132004 is about 612.8097594096.

Adding to 230132004 its reverse (400231032), we get a palindrome (630363036).

The spelling of 230132004 in words is "two hundred thirty million, one hundred thirty-two thousand, four".

Divisors: 1 2 3 4 6 12 19177667 38355334 57533001 76710668 115066002 230132004