Base | Representation |
---|---|
bin | 1101011000111011101… |
… | …1011001001101010111 |
3 | 210222202021021202202020 |
4 | 3112032323121031113 |
5 | 12232100441413421 |
6 | 253401434544223 |
7 | 22422246643125 |
oct | 3261673311527 |
9 | 728667252666 |
10 | 230031201111 |
11 | 89612686078 |
12 | 386b8b98073 |
13 | 188cbcb9b6a |
14 | b1c272c915 |
15 | 5eb4bb2dc6 |
hex | 358eed9357 |
230031201111 has 16 divisors (see below), whose sum is σ = 308460556800. Its totient is φ = 152478206208.
The previous prime is 230031201097. The next prime is 230031201139. The reversal of 230031201111 is 111102130032.
It is a happy number.
It is not a de Polignac number, because 230031201111 - 26 = 230031201047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230031201151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5175495 + ... + 5219751.
It is an arithmetic number, because the mean of its divisors is an integer number (19278784800).
Almost surely, 2230031201111 is an apocalyptic number.
230031201111 is a deficient number, since it is larger than the sum of its proper divisors (78429355689).
230031201111 is a wasteful number, since it uses less digits than its factorization.
230031201111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54118.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 230031201111 its reverse (111102130032), we get a palindrome (341133331143).
The spelling of 230031201111 in words is "two hundred thirty billion, thirty-one million, two hundred one thousand, one hundred eleven".
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