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230103233 = 1491544317
BaseRepresentation
bin11011011011100…
…01100011000001
3121000222110021222
431231301203001
5432401300413
634455524425
75462562623
oct1555614301
9530873258
10230103233
11108983a68
1265089715
1338897279
14227bac13
1515303b08
hexdb718c1

230103233 has 4 divisors (see below), whose sum is σ = 231647700. Its totient is φ = 228558768.

The previous prime is 230103229. The next prime is 230103283. The reversal of 230103233 is 332301032.

230103233 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.

It can be written as a sum of positive squares in 2 ways, for example, as 13630864 + 216472369 = 3692^2 + 14713^2 .

It is a cyclic number.

It is not a de Polignac number, because 230103233 - 22 = 230103229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230103283) 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, 772010 + ... + 772307.

It is an arithmetic number, because the mean of its divisors is an integer number (57911925).

Almost surely, 2230103233 is an apocalyptic number.

It is an amenable number.

230103233 is a deficient number, since it is larger than the sum of its proper divisors (1544467).

230103233 is a wasteful number, since it uses less digits than its factorization.

230103233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544466.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 230103233 is about 15169.1539975043. The cubic root of 230103233 is about 612.7842206115.

Adding to 230103233 its reverse (332301032), we get a palindrome (562404265).

The spelling of 230103233 in words is "two hundred thirty million, one hundred three thousand, two hundred thirty-three".

Divisors: 1 149 1544317 230103233