Base | Representation |
---|---|
bin | 10101110010111101… |
… | …000100111010110001 |
3 | 2020102000201102222200 |
4 | 111302331010322301 |
5 | 340412240400113 |
6 | 14430145053413 |
7 | 1455650020515 |
oct | 256275047261 |
9 | 66360642880 |
10 | 23403450033 |
11 | 9a1a701447 |
12 | 4651927269 |
13 | 228c83abb2 |
14 | 11c0310145 |
15 | 91e955873 |
hex | 572f44eb1 |
23403450033 has 12 divisors (see below), whose sum is σ = 33832505460. Its totient is φ = 15589597536.
The previous prime is 23403450017. The next prime is 23403450043. The reversal of 23403450033 is 33005430432.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 21946348449 + 1457101584 = 148143^2 + 38172^2 .
It is not a de Polignac number, because 23403450033 - 24 = 23403450017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23403449979 and 23403450006.
It is not an unprimeable number, because it can be changed into a prime (23403450043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1046866 + ... + 1068987.
It is an arithmetic number, because the mean of its divisors is an integer number (2819375455).
Almost surely, 223403450033 is an apocalyptic number.
It is an amenable number.
23403450033 is a deficient number, since it is larger than the sum of its proper divisors (10429055427).
23403450033 is a wasteful number, since it uses less digits than its factorization.
23403450033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2117088 (or 2117085 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 27.
Adding to 23403450033 its reverse (33005430432), we get a palindrome (56408880465).
The spelling of 23403450033 in words is "twenty-three billion, four hundred three million, four hundred fifty thousand, thirty-three".
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