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230130301 = 1013227177
BaseRepresentation
bin11011011011110…
…00001001111101
3121001000211102111
431231320021331
5432403132201
634500254021
75463034552
oct1555701175
9531024374
10230130301
111089a2335
12650a1311
13388a669b
14227c6a29
151530bb51
hexdb7827d

230130301 has 4 divisors (see below), whose sum is σ = 230358492. Its totient is φ = 229902112.

The previous prime is 230130287. The next prime is 230130323. The reversal of 230130301 is 103031032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68459076 + 161671225 = 8274^2 + 12715^2 .

It is a cyclic number.

It is not a de Polignac number, because 230130301 - 221 = 228033149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230130371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112576 + ... + 114601.

It is an arithmetic number, because the mean of its divisors is an integer number (57589623).

Almost surely, 2230130301 is an apocalyptic number.

It is an amenable number.

230130301 is a deficient number, since it is larger than the sum of its proper divisors (228191).

230130301 is a wasteful number, since it uses less digits than its factorization.

230130301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228190.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 230130301 is about 15170.0461765942. The cubic root of 230130301 is about 612.8082477879.

Adding to 230130301 its reverse (103031032), we get a palindrome (333161333).

The spelling of 230130301 in words is "two hundred thirty million, one hundred thirty thousand, three hundred one".

Divisors: 1 1013 227177 230130301