Base | Representation |
---|---|
bin | 1101011100100101110… |
… | …0101100101001100111 |
3 | 211002021200201211101021 |
4 | 3113021130230221213 |
5 | 12241103312310043 |
6 | 254043110312011 |
7 | 22455501120565 |
oct | 3271134545147 |
9 | 732250654337 |
10 | 231013010023 |
11 | 89a769046a4 |
12 | 38931958607 |
13 | 18a27528093 |
14 | b276ca2a35 |
15 | 6020e9e3ed |
hex | 35c972ca67 |
231013010023 has 4 divisors (see below), whose sum is σ = 231032368168. Its totient is φ = 230993651880.
The previous prime is 231013010021. The next prime is 231013010083. The reversal of 231013010023 is 320010310132.
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 231013010023 - 21 = 231013010021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231013009979 and 231013010006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231013010021) 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, 9661161 + ... + 9685042.
It is an arithmetic number, because the mean of its divisors is an integer number (57758092042).
Almost surely, 2231013010023 is an apocalyptic number.
231013010023 is a deficient number, since it is larger than the sum of its proper divisors (19358145).
231013010023 is a wasteful number, since it uses less digits than its factorization.
231013010023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19358144.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 231013010023 its reverse (320010310132), we get a palindrome (551023320155).
The spelling of 231013010023 in words is "two hundred thirty-one billion, thirteen million, ten thousand, twenty-three".
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