Base | Representation |
---|---|
bin | 10101011100110111… |
… | …111101011111010011 |
3 | 2012110012200010222022 |
4 | 111130313331133103 |
5 | 334132422311011 |
6 | 14325313202055 |
7 | 1443531233015 |
oct | 253467753723 |
9 | 65405603868 |
10 | 23033010131 |
11 | 984a59646a |
12 | 456986032b |
13 | 2230b792a1 |
14 | 11870421b5 |
15 | 8ec1808db |
hex | 55cdfd7d3 |
23033010131 has 4 divisors (see below), whose sum is σ = 23035431264. Its totient is φ = 23030589000.
The previous prime is 23033010113. The next prime is 23033010173. The reversal of 23033010131 is 13101033032.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23033010131 - 226 = 22965901267 is a prime.
It is a super-2 number, since 2×230330101312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23033010181) 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, 1196240 + ... + 1215341.
It is an arithmetic number, because the mean of its divisors is an integer number (5758857816).
Almost surely, 223033010131 is an apocalyptic number.
23033010131 is a deficient number, since it is larger than the sum of its proper divisors (2421133).
23033010131 is an equidigital number, since it uses as much as digits as its factorization.
23033010131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2421132.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 23033010131 its reverse (13101033032), we get a palindrome (36134043163).
The spelling of 23033010131 in words is "twenty-three billion, thirty-three million, ten thousand, one hundred thirty-one".
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