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230251041 = 321031491667
BaseRepresentation
bin11011011100101…
…01101000100001
3121001020222001100
431232111220201
5432421013131
634503025013
75464046556
oct1556255041
9531228040
10230251041
11108a75019
126513b169
1338919627
1422818a2d
15153327e6
hexdb95a21

230251041 has 24 divisors (see below), whose sum is σ = 338270400. Its totient is φ = 150899616.

The previous prime is 230251033. The next prime is 230251051. The reversal of 230251041 is 140152032.

230251041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230251041 - 23 = 230251033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230251001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137290 + ... + 138956.

It is an arithmetic number, because the mean of its divisors is an integer number (14094600).

Almost surely, 2230251041 is an apocalyptic number.

It is an amenable number.

230251041 is a deficient number, since it is larger than the sum of its proper divisors (108019359).

230251041 is a wasteful number, since it uses less digits than its factorization.

230251041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925 (or 1922 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 230251041 is about 15174.0252075710. The cubic root of 230251041 is about 612.9154008969.

Subtracting from 230251041 its reverse (140152032), we obtain a palindrome (90099009).

The spelling of 230251041 in words is "two hundred thirty million, two hundred fifty-one thousand, forty-one".

Divisors: 1 3 9 103 149 309 447 927 1341 1667 5001 15003 15347 46041 138123 171701 248383 515103 745149 1545309 2235447 25583449 76750347 230251041