Base | Representation |
---|---|
bin | 11101000101100100… |
… | …101101101011000001 |
3 | 2222121121120011112020 |
4 | 131011210231223001 |
5 | 1002430344220413 |
6 | 22203042352053 |
7 | 2153646550215 |
oct | 350544555301 |
9 | 88547504466 |
10 | 31232023233 |
11 | 12277732354 |
12 | 607765b629 |
13 | 2c396bc428 |
14 | 1723d12945 |
15 | c2bd8cc23 |
hex | 74592dac1 |
31232023233 has 16 divisors (see below), whose sum is σ = 41865721920. Its totient is φ = 20709896256.
The previous prime is 31232023231. The next prime is 31232023247. The reversal of 31232023233 is 33232023213.
It is not a de Polignac number, because 31232023233 - 21 = 31232023231 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31232023231) 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 15 ways as a sum of consecutive naturals, for example, 3705498 + ... + 3713916.
It is an arithmetic number, because the mean of its divisors is an integer number (2616607620).
Almost surely, 231232023233 is an apocalyptic number.
It is an amenable number.
31232023233 is a deficient number, since it is larger than the sum of its proper divisors (10633698687).
31232023233 is a wasteful number, since it uses less digits than its factorization.
31232023233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14896.
The product of its (nonzero) digits is 3888, while the sum is 24.
Adding to 31232023233 its reverse (33232023213), we get a palindrome (64464046446).
The spelling of 31232023233 in words is "thirty-one billion, two hundred thirty-two million, twenty-three thousand, two hundred thirty-three".
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