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230132115 = 3255114047
BaseRepresentation
bin11011011011110…
…00100110010011
3121001000220220200
431231320212103
5432403211430
634500310243
75463043053
oct1555704623
9531026820
10230132115
111089a3734
12650a2383
13388a7465
14227c7563
151530c460
hexdb78993

230132115 has 12 divisors (see below), whose sum is σ = 398895744. Its totient is φ = 122737104.

The previous prime is 230132093. The next prime is 230132117. The reversal of 230132115 is 511231032.

It is not a de Polignac number, because 230132115 - 215 = 230099347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230132117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2556979 + ... + 2557068.

It is an arithmetic number, because the mean of its divisors is an integer number (33241312).

Almost surely, 2230132115 is an apocalyptic number.

230132115 is a deficient number, since it is larger than the sum of its proper divisors (168763629).

230132115 is a wasteful number, since it uses less digits than its factorization.

230132115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114058 (or 5114055 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 230132115 is about 15170.1059653517. The cubic root of 230132115 is about 612.8098579355.

Adding to 230132115 its reverse (511231032), we get a palindrome (741363147).

The spelling of 230132115 in words is "two hundred thirty million, one hundred thirty-two thousand, one hundred fifteen".

Divisors: 1 3 5 9 15 45 5114047 15342141 25570235 46026423 76710705 230132115