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230130113 = 1051218963
BaseRepresentation
bin11011011011110…
…00000111000001
3121001000211011112
431231320013001
5432403130423
634500253105
75463034163
oct1555700701
9531024145
10230130113
111089a2184
12650a1195
13388a6585
14227c6933
151530ba78
hexdb781c1

230130113 has 4 divisors (see below), whose sum is σ = 230350128. Its totient is φ = 229910100.

The previous prime is 230130107. The next prime is 230130127. The reversal of 230130113 is 311031032.

230130113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230130113 - 226 = 163021249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230130163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108431 + ... + 110532.

It is an arithmetic number, because the mean of its divisors is an integer number (57587532).

Almost surely, 2230130113 is an apocalyptic number.

It is an amenable number.

230130113 is a deficient number, since it is larger than the sum of its proper divisors (220015).

230130113 is a wasteful number, since it uses less digits than its factorization.

230130113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220014.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 230130113 is about 15170.0399801714. The cubic root of 230130113 is about 612.8080809143.

Adding to 230130113 its reverse (311031032), we get a palindrome (541161145).

The spelling of 230130113 in words is "two hundred thirty million, one hundred thirty thousand, one hundred thirteen".

Divisors: 1 1051 218963 230130113